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Verbal·Craft and Structure·Words in Context

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One popular theory of the origin of the Moon, the “big whack,” posits that a protoplanet called Theia collided with Earth, flinging debris into orbit that eventually coalesced into the Moon. Until recently, Theia was        but researcher Qian Yuan and colleagues now claim to have identified pieces of the protoplanet in the lowermost section of Earth’s mantle.

Which choice completes the text with the most logical and precise word or phrase?

A

notional

B

spurious

C

veritable

D

desultory