Over generations, female reindeer in a finish population, give birth to larger offspring, which type of selection is occurring and how would a distribution curve for this trait change overtime

A Stabilizing selection the curve would become shorter in the middle
B Stabilizing selection in the curve would become taller in the middle
C Directional selection, the curve, which shift to the right
D Directional selection, the curve, which shift to the left

C Directional selection, the curve would shift to the right.