Directions : In the following questions, sentence are given with blanks to be filled in with an oppropriate word(s). Four alternatives are suggested for each question. Choose the correct alternative out of the four as your answer.
He has the full facts ___ but is deliberately hiding them.

Options

A. up his sleeve
B. under his sleeves
C. upon his sleeves
D. in his sleeves

Answer

A

Explanation

keep something up your sleeve : to keep a plan secret until you need to use it.
Here, up his sleeves is the right usage.