Which of the following options are correct?

A Angle of elevation and angle of depression are always equal
B Angle of elevation and angle of depression are never equal
C Angle of elevation and angle of depression may or may not be equal
D Angle of elevation and angle of depression are both obtuse angles

Correct Answer: Angle of elevation and angle of depression may or may not be equal

“Angle of elevation and angle of depression may or may not be equal” is the correct option as that angle of elevation and angle of depression may or may not be equal. When the roof and floor are parallel, they are equal else they are not.

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