Analogies:

1) Worthwhile : Valuable ::
A) Worthless : priceless B) Beneficial : Worthy
*I think it's A*

2) Store : Supply ::
A) Department : section B) Provision : dispensary
C) Keep : Distribute D) Stockpile : Reserve
*I have no idea what this one is*

2 answers

Your first answer is wrong. Worthwhile and valuable mean about the same thing.

2) A store keeps a supply of merchandise. Which pair of words has a similar meaning and relationship? Look up any words whose meanings you don't know.

http://dictionary.reference.com/
Thank you!