Answer:
Correct answer is They were weak and sometimes dishonest.
Explanation:
First option is correct as the Roman Empire, especially western part was very unstable. That was additionally upheld by the fact that most of them since the division of Empire in 395 had no authority and brought many wrong decision.
Second option is not correct as we cannot say that they were popular at all.
Third option is not correct, as one of the ways how we were able to see their incompetence was through the fact that they practically made no reform.
Last option is also not correct as people weren't directly choosing them.
Alexander's main enemy was Memnon of Rhodes.
Answer:
when water changes from a liquid to a gas
