This is one factor that contributed to the fall of the roman empire. a: it was defeated by greece during the pyrrhic war. b: its territory was too vast to defend. c: the lack of cultural convergence caused unrest. d: the serfs rebelled against the nobles.

The us and canadian governments are doing all of the following to combat environmental problems except a. encouraging the use of public transportation b. enacting clean water policies c. requiring emissions testing d. limiting animal populations in some regions

In 2002, north korea announced that it was shutting down its nuclear facilities constructing a hydroelectric energy plant restarting nuclear weapon development changing to a free market economy

Why is canada's east coast a great fishing area? will name brainliest and 30