Which one of the following four statements correctly defines a non-exotic call option?

A call option gives the call option buyer the obligation, but not the right, to buy the underlying instrument at a known price in the future.

A call option gives the call option buyer the obligation, but not the right, to sell the underlying instrument at a known price in the future

A call option gives the call option buyer the right, but not the obligation, to buy the underlying instrument at a known price in the future

A call option gives the call option buyer the right, but not the obligation, to sell the underlying instrument at a known price in the future