The average cost of living in California in one year is $46,636$ dollars. The interest rate of US banks is $2.5 \textbackslash\%$. How much money do you need to deposit into the bank to cover your annual cost? 
选项为:A:$1$ million  B:$1.5$ million  C:$2$ million  D:$2.5$ million  请回答其中一个选项.