Directions : Each of the following items features one part of a sentence followed by four alternatives. Complete the sentence by choosing the correct alternative.

he efforts of the security services have not been quite  

The correct answer is '4' i.e. upto the mark .Key Points

• The phrase "up to the mark" is commonly used to indicate that something meets the required standard or level of quality.
• Option 4 "upto the mark" is the correct completion of the sentence as it conveys the intended meaning that the efforts have not met the required standard.
• Options 1, 2, and 3 are incorrect as they do not fit idiomatically or contextually in the sentence.

Correct sentence: The efforts of the security services have not been quite up to the mark.