................ were much in use during the middle stone age in Jharkhand.

A. Weapons made of bones

B. Earthenware pots

C. Microliths

D. Stone tools

Answer: Option C

Solution(By Examveda Team)

Ranchi district is a treasure trove of Middle Stone Age relics. Microliths were found in this area and were widely used during the Middle Stone Age. A microlith is a little stone tool made of flint or chert that is usually around a centimetre long and half a centimetre wide.