⇒The Meaning of bisecting is two bifurcate , that is to divide into two parts, either you are bisecting a line or line segment.
⇒So, to bifurcate something that is segments and angles, you need either a line or line segment.
⇒So, the two steps which are same is , when bisecting segments and angles is,
Option A→Draw a ray with one endpoint.
Option C→Draw a ray from the vertex to another point.
