What is the relationship between the crust and lithosphere?

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons

Which would be good historical evidence when studying manifest destiny?

Who did the first work in creating vaccines