The real answer is D. The purpose was the march due to British rule in India.
Answer: The most straightforward theory for Western Rome’s collapse pins the fall on a string of military losses sustained against outside forces. Rome had tangled with Germanic tribes for centuries, but by the 300s “barbarian” groups like the Goths had encroached beyond the Empire’s borders. The Romans weathered a Germanic uprising in the late fourth century, but in 410 the Visigoth King Alaric successfully sacked the city of Rome.
Explanation:
I believe the answer is it’s c
They had dosages to do all the work for them
Limited business affair control through the government and social reform