Each of the following sentences has a blank space and four words given after the sentence. Select whichever word you consider most appropriate for the blank space and indicate your choice on the Answer Sheet.
It is necessary to ______ that adequate standards are maintained.

Question

Each of the following sentences has a blank space and four words given after the sentence. Select whichever word you consider most appropriate for the blank space and indicate your choice on the Answer Sheet.

It is necessary to ______ that adequate standards are maintained.

Accepted Answer

Option C: ensure