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Let PM be the perpendicular from the poi...

Let PM be the perpendicular from the point `P(1, 2, 3)` to XY-plane. If OP makes an angle `theta` with the positive direction of the Z-axies and OM makes an angle `Phi` with the positive direction of X-axis, where O is the origin, and `theta and Phi` are acute angles , then

A

`tan theta = (sqrt5)/(3)`

B

`sin theta sin phi = (2)/(sqrt14)`

C

`tan phi =2`

D

`cos theta cos phi = (1)/(sqrt14)`

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