Select the word-pair in which the two words are related in the same way as are the words in the following word-pair.

Paper : Pulp

Sweater :Wool

Paper : Pulp

The logic followed here is :

Paper is made from the pulp of a wide variety of material such as ( wood ,cotton , Flax , Sugar cane waste etc..)

Similarly

Sweater :Wool

Sweater is made  from wool