Sentence Correction
This is one of the most important inventions of this century.

invention of the centuries
invention of these century
invention of this century
No correction required
invention of centuries

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Sentence Correction
In below compare the bold part of each sentence with expressions A, B, C, D and E. choose the correct expression which is an improvement upon the bold part.The research study is an eye-opener and attempts to acquaint us with the problems of poor nations.

attempt to acquaint
attempting to acquaint
attempted to acquaint
attempts at acquainting
No correction required

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