Either the Secretary of state or the president
Answer:
A.)
Rome wanted to expand its empire and Carthage threatened to control the Mediterranean.
Explanation:
The main cause of the Punic Wars was the conflicts of interest between the existing Carthaginian Empire and the expanding Roman Republic. The Romans were initially interested in expansion via Sicily, part of which lay under Carthaginian control.
Generally speaking, it would be a "nation" that is the term that is is used for “a community of people that shares territory and a government”, since the other options usually reside within said country.