Study the following digure in which the student has marked the angle of incidence [`angle i`], anfle of refraction [`angle r`], angle of emergence [`angle e`], angle of prism [`angle A`], and angle of deviation [`angle D`]. The correctly marked angles are :

Options

A. `angle A` and `angle i`
B. `angle A` , `angle i`and `angle r`
C. `angle A` , `angle i`, `angle e` and `angle D`
D. `angle A` , `angle i`, `angle r` and `angle D`

Answer

A

Explanation

`angle A` and `angle i`