Use some thinking to answer the following question. The average of first six prime numbers greater than 20 is?
Options:
(A) 10
(B) 20
(C) 30
(D) 40
(E) 34

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
23 + 29 + 31 + 37 + 41 + 43 = 204/6 = 34 So the final answer is (E).