PREP 非谓语 疑点

呼啸700

133.(31602-!-item-!-188;#058&004586)

In the past several years, astronomers have detected more than 80 massive planets, most of them as large or larger than Jupiter, which circle other stars.

(A) most of them as large or larger than Jupiter, which circle

(B) most of them as large or larger than Jupiter and circling

(C) most of them at least as large as Jupiter, circling（正确）

(D) mostly at least as large as Jupiter, which circle

(E) mostly as large or larger than Jupiter, circling

现在分词前面有逗号 是不是修饰 的是 主句的谓语 detect  有没有这样的说法

powers

most of them at least as large as Jupiter,-------插入语