They drew a circle in the morning.

A circle was being drawn by them in the morning

A circle was drawn by them in the morning

In the morning a circle have been drawn by them

A circle has been drawing since morning

All of the above

Explanation

A circle was drawn by them in the morning.

Given sentence is in Past simple tense and it is in active voice, we need to change it into passive voice.

Rule :
Subject + (was / were) + V3 + Optional Agents.