B is the answer to the question you are asking... am I at 20 characters yet??
If you are talking about WW1, then the 3 factors are the Zimmerman Telegram, The sinking of the Lusitania, and economic interests
Answer:
Mercantilism was an economic system of trade that spanned from the 16th century to the 18th century. Mercantilism is based on the principle that the world's wealth was static, and consequently, many European nations attempted to accumulate the largest possible share of that wealth by maximizing their exports and by limiting their imports via tariffs.
