According to recent studies comparing thenutritional value of meat from wild animals and meat from domesticated animals,wild animals have less total fat than do livestock fed on grain and more ofa kind of fat they think is good for cardiac health.

• wild     animals have less total fat than do livestock fed on grain and more of a     kind of fat they think is
• wild     animals have less total fat than livestock fed on grain and more of a kind     of fat thought to be
• wild     animals have less total fat than that of livestock fed on grain and have     more fat of a kind thought to be
• total fat     of wild animals is less than livestock fed on grain and they have more fat     of a kind thought to be
• total fat     is less in wild animals than that of livestock fed on grain and more of     their fat is of a kind they think is

答案B，请问and more of a kind of fat thought to be 是跟什么并列呢？做什么成分?

According to recent studies comparing the nutritional value of meat from wild animals and meat from domesticated animals, wild animals have less total fat than do livestock fed on grain and more of a kind of fat they think is good for cardiac health.

A. wild animals have less total fat than do livestock fed on grain and more of a kind of fat they think is
B. wild animals have less total fat than livestock fed on grain and more of a kind of fat thought to be
C. wild animals have less total fat than that of livestock fed on grain and have more fat of a kind thought to be
D. total fat of wild animals is less than livestock fed on grain and they have more fat of a kind thought to be
E. total fat is less in wild animals than that of livestock fed on grain and more of their fat is of a kind they think is

答案B，请问and more of a kind of fat thought to be 是跟什么并列呢？做什么成分?

more of a kind of fat thought to be good for cardiac health 是和 less total fat than livestock fed on grain 并列的，都是相当长的宾语。

According to recent studies comparing the nutritional value of meat from wild animals and meat from domesticated animals, wild animals have less total fat than do livestock fed on grain and more of a kind of fat they think is good for cardiac health.

A. wild animals have less total fat than do livestock fed on grain and more of a kind of fat they think is
B. wild animals have less total fat than livestock fed on grain and more of a kind of fat thought to be
C. wild animals have less total fat than that of livestock fed on grain and have more fat of a kind thought to be
D. total fat of wild animals is less than livestock fed on grain and they have more fat of a kind thought to be
E. total fat is less in wild animals than that of livestock fed on grain and more of their fat is of a kind they think is

答案B，请问and more of a kind of fat thought to be 是跟什么并列呢？做什么
more of a kind of fat thought to be 与less total fat than livestock fed on grain 并列宾语，如果拆开来看就是wild animals have less total fat than livestock fed on grain  and wild animals（主语） have（谓语） more of a kind of fat thought to be....（宾语从句）

多谢楼上两位