I think the answer would be C
A.D means in our time (Anno Domini, the year of our lord) and B.C means Before Christ - these two and the other mentioned words are used to B. refer to periods of time.
Answer:
the president
Explanation:
After both the House and Senate have approved a bill in identical form, the bill is sent to the President. If the President approves of the legislation, it is signed and becomes law.
The increase in trade helped enlarge towns and cities in Europe because it gave the towns and cities an economic base upon which to grow