Answer:
Step-by-step explanation:
While Sharingan allows its user to see the chakra flow of another person, so the user can exactly know if the person is under the effect of any jutsu. It also allows the user to see and copy the movements of snother person. Byakugan, on the other side, allows the user to see the vital points of another person, so the user can strike the most relevant points on the body of an enemy.