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Which of the following is false ?...

Which of the following is false ?

A

`30^(@), 45^(@), 60^(@)` can be the direction angles of a line in space.

B

`90^(@), 135^(@), 45^(@)` can be the direction angles of a line in space.

C

`120^(@), 60^(@), 45^(@)` can be the direction angles of a line in space.

D

`60^(@), 45^(@), 60^(@)` can be the direction angles of a line in space.

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The correct Answer is:
A
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