Question

a boy sitting_the back of the class tried to distrub me. Fill the conjunction.​

Answer 1

Answer:

a boy who was sitting at the back of the class tried to distrub me.

Answer 2

Answer:

A boy sitting AT the back of the class tried to disturb me.

Explanation:

BECAUSE AT IS NEEDED TO BE PUT IN TIME, PARTICULAR PLACE,

HERE "AT" IS USED FOR A "PARTICULAR PLACE".