What is Handel's most successful oratorio?

Which of the following responses to a work of art does not represent critical thinking?

a. putting aside instinctive emotional experience the work provides b. forgetting how the work relates only to you c. doing research to find out how the work fared when it was new d. defining what it is you want to determine e. evaluating the work in its proper context

Who wrote such famous musicals as Sweeney Todd and Sunday in the Park with George?

What will be an ideal response?