Fill in the blank with a suitable collective noun choosing from the alternatives given below

Explanation:

To fill the blank in the given sentence, we will analyze the given options -

A: Bouquet - It is a collective noun used for the group of flowers arranged properly.

B: Bunch- It is a collective noun for a group of items and for keys, ‘bunch’ is used as the collective noun.

C: Bundle - It is a collective noun used for the group of sticks, copies, etc.

D: Packet - Packet is a collective noun used for the package of anything.

Hence, the blank will be filled with ‘bunch’. The complete sentence will be - ‘Yesterday, I lost my bunch of keys.’

Final Answer:

The correct answer option is B i.e., bunch.