Identify the primary factor related to fossils, according to continental drift theory. A) The age of the fossils were similar across continents.
B) The fossils obtained across continents were of different ages.
C) Wegener was unable to get any fossil evidence across continents.
D) Wegener could locate fossils only in the continental boundaries that were matching each other.

I dont know for sure, but I would say B.

Explanation:

I say B, because across continents there have been numerous fossils found with different ages. You can even look up case studies, but the answer might not be B, its just a guess.

it depends on the situation, but in a definitional sense, irrendentism is more valid.

explanation:

the only other powers were germany russia and uk and they were too busy fighting each other wearing each other down   that the us was becoming strong and they were becoming weaker