Consider the Following Annual Transactions in Canada's Capital Account

Consider the following annual transactions in Canada's capital account.If Canadian purchases of foreign real estate are $100 million,Canadian purchases of foreign-country bonds are $50 million,foreign purchases of Canadian real estate are $75 million,and foreign purchases of Canadian bonds are $35 million,then the capital account balance is equal to

A) + $90 million.
B) + $40 million.
C) - $10 million.
D) - $40 million.
E) - $90 million.