One question raised by scholarly hoaxes such as "Piltdown Man" or the "Praenestine Fibula," which both influenced much subsequent scholarship, is if toreject every archaeological discovery, no matter how useful, until its authenticity is unimpeachably verified.
(A) which both influenced much subsequent scholarship, is if to reject
(B) which both influenced much subsequent scholarship, is whether one should reject
(C) which both had much influence over subsequent scholarship,
...
(A) which both influenced much subsequent scholarship, is if to reject
(B) which both influenced much subsequent scholarship, is whether one should reject
(C) which both had much influence over subsequent scholarship,
...
