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For non-zero vectors veca, vecb and vecc...

For non-zero vectors `veca, vecb and vecc , |(veca xx vecb) .vecc| = |veca||vecb||vecc|` holds if and only if

A

`veca.vecb=0,vecb.vecc=0`

B

`vecb.vecc=0, vecc.veca=0`

C

`vecc.veca=0,veca.vecb=0`

D

`veca.vecb=vecb.vecc=vecc.veca=0`

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The correct Answer is:
D
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