Perpendicular rays from the sun are usually hotter than the oblique rays because: I. They have to travel through smaller thickness of the atmosphere. II. They have to heat lesser area on the earth's surface.

Perpendicular rays from the sun are usually hotter than the oblique ra

1.	Perpendicular rays from the sun are usually hotter than the oblique rays because: I. They have to travel through smaller thickness of the atmosphere. II. They have to heat lesser area on the earth's surface.
A.	Only 1 is correct
B.	Only II is correct
C.	Both I and II are correct
D.	Neither I nor II is correct.
Answer» D. Neither I nor II is correct.