#c++

When should the main function cease adding more trapezoids?

A. When the difference is within the tolerance.

B. After 8 trapezoids.

C. Never, it should continue adding trapezoids until the program crashes.

D. Until the integral function matches fn.

What type of refactoring involved breaking up complicated code into multiple functions?

A. Functioning

B. Simplification

C. Deduplication

D. Extraction