Correct option is D
Statements Some crayon is colour.
No colour is water.
Some water is liquid.

Conclusions:
I) Some crayon is liquid. - False - there is no direct relation is given between them.
II) Some crayon is not water. - True - some crayon which is also part of colour is not water.
III) Some liquid is not colour.True - some liquid which is also the part of water is not colour.
Only II and III is true
hence option d is correct.