Sentence Completion

1:

Archaeologists believe that the pieces of red-ware pottery excavated recently near Bhavnagar and ____ shed light on a hither to dark 600-year period in the Harappan history of Gujarat.

A.

estimated with a reasonable certainty as being about 3400 years old,

B.

are estimated reasonably certain to be about 3400 years old

C.

estimated at about 3400 years old with reasonable certainty,

D.

estimated with reasonable certainty to be about 3400 years old,

 

Answer : C

Explanation :

Choice (d) fits into the blank in choice (a) the usage of the indefinite article is erroneous. Choices (b) and (c) are erroneous due to the incorrect ordering of words.

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Option: A

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