Which of the following statements is true about collision event?

• A.in elastic collision, both linear momentum and kinetic energy are conserved.
• B.In elastic collision, linear momentum is conserved but the kinetic energy is not conserved.
• C.In inelastic collision, both linear momentum and kinetic energy are conserved.
• D.In inelastic collision, kinetic energy is conserved but the linear momentum is not conserved.