Whoch birds are migrating is my answer because, for a the birds are migrating because its winter for c birds are already going since one of the questions are where the birds are going, and d is that they are going there to not freeze, the only logical choice FOR ME is B
i think the answer may be blood diamonds
Answer: Usually on a map, solid lines represent boundaries between nations, or if it is a map of the states, it would represent the borders of the states.
Explanation: