Question: Who invaded the Archaemenid Empire in 334BC?
Answer: In the middle of the 2nd century BC, the Parthian Empire rose to become the main power in Iran, and the century-long geopolitical arch-rivalry between Romans and Parthians began, culminating in the RomanParthian Wars.
A single-select problem: Is the question answered in a satisfactory fashion?

Pick your answer from:
A). yes
B). no
B).