Question

which mineral resource is used to make batteries?
graphite
gypsum
talc
clay

Explanation:

Graphite is a good conductor of electricity, which is essential for battery - making. Gypsum is mainly used in construction (e.g., drywall). Talc is used in cosmetics, lubricants, etc. Clay is used in pottery, ceramics, and some construction materials.

Answer:

graphite