Explain the difference between testimonial evidence and physical evidence

Testimonial evidence is what is said in court by a competent witness. Physical evidence consists of tangible items that tend to prove some material fact. ... Circumstantial evidence implies a fact or event but does not prove it, while physical evidence may prove a fact.

the correct answer on edgen is:

(c.) prevent the spread of communism.

i just took the test.

classical republicanism, also known as civic humanism, is a form of republicanism  developed in the renaissance inspired by the governmental forms and writings of  classical  antiquity, especially such  classical  writers as aristotle, polybius, and cicero.