How did the actions of Emperor Trajan contribute to the growth and expansion of the Roman Empire?
A. The size of the Empire increased as a result of Trajan's conquests.
B. The government of the Empire was reformed as a result of Trajan's conquests.
C. The Empire became stronger as a result of Trajan's division of the Empire into two halves.
D. Trade increased as a result of Trajan's expansion into Egypt.