The correct answer is B) rivalries between classes.
The other options of the question were A) defeat in the Punic Wars. C) a refusal to build a navy. D) the invasion of Muslim armies.
What was a factor in Rome transition from a republic to an empire was "rivalries between classes."
In 509 BCE, the Roman Republic had been founded, installing a representative democracy after many years of Etruscan rule. It was after Julius Caesar's death, that his nephew Augustus became the first Roman Emperor, and the Republic became a thing of the past. Many things changed but the differences and rivalries between classes remained.
Answer:
The United States did not want to get involved in WW2 because isolationist believe that since no country had yet instigated the US, there was no good reason to get involved in the war. But the US was forced to fight after the bombing of Pearl Harbor (which I kinda think is weird since Hawaii wasn't annexed until 1960 into the US)
Also:
I think it's funny that that looks like a page from Dr Seuss lolololololololololololol