Question

instructions for questions 29 - 40: select the best version of the underlined part of the sentence. if you think the original sentence is best, choose the first answer. question: although more than seventy years have elapsed since the conclusion of the last crewed lunar expedition nasa has formally announced its intention to initiate a renewed phase of moon exploration within the forthcoming two years. a crewed lunar expedition nasa has formally announced b crewed lunar expedition, nasa has formally announced c crewed lunar expedition nasa, has formally announced d crewed lunar expedition, nasa, has formally announced

Explanation:

All the options (A, B, C, D) are identical, so any of them would be correct as they all convey the same message about NASA formally announcing a crewed lunar expedition.

Answer:

A. crewed lunar expedition, NASA has formally announced
B. crewed lunar expedition, NASA has formally announced
C. crewed lunar expedition, NASA has formally announced
D. crewed lunar expedition, NASA has formally announced