Rahul wants to measure the circumference of a cricket ground, which of the following objects should he use for the measurement?

• To measure the circumference of a cricket ground, we can use a rope as it can be bent along the curve of the ground.
• First, the rope can be placed along the circumference of the ground and then the length of the stretched rope can be measured by a metre tape or metre rod.

Therefore, 'Rope' is the correct answer.