Superposition is used to assign relative ages to rock layers, the newer layers on the bottom and the oldest layers on the top. true or false.

It would be completely false to say that superposition used to assign relative ages to the rock layers, the newer layers on the bottom and the oldest layers are on top. The correct option among all the options that are given in the question is the second option. It is just the opposite of the statement that is given in the question. The younger strata is always on top and the oldest strata is at the bottom.