Ecology is related to environment in the same way histology is related to

Tiff is to Battle as Frugal is to........?

Choose the correct alternative for the given relation.

Pig : Farrow : : Dog : ?

Choose the correct alternative for the given relation.

Fan : Sweat

Grain is related to Granary in the same way as Curios is related to......?

Choose the correct alternative for the given relation.

Bear : Hibernation