Please help me I need help I need help.

As of 2009, the largest and most widespread religion in the world was a. buddhism b. christianity c. hinduism d. islam select the best answer from the choices provided. a b c d

Scientist believe that earths core is around 6000°c where does this heat come from

[fw.02]sinkholes are often formed as a result of the actions of. a.heat on recharge b.pressure on aquifers c.acid in groundwater d.minerals in hot springs