PT 40 S4 Q16

According to the theory of gravitation, every particle of matter in the ... ...

As described in the last paragraph of the passage, the cosmologists' approach to solving the dark matter problem is most analogous to which one of the following?
(A) A child seeking information about how to play chess consults a family member and so learns of a book that will instruct her in the game.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Practice Set: Science & Technology Mix 2