In addition, there were performers and since considerable importance was attached to avoiding mistakes in the enactment of rites, religious leaders usually assumed that task.
The word "considerable" is closest in meaning to which of following?
(A) thoughtful
(B) substantial
(C) relational
(D) ceremonial

来源:可可英语 http://www.kekenet.com/toefl/201309/257565.shtml