Use the Table for the Question(s)below

Use the table for the question(s) below.
The founder of a company issues 100,000 shares of series A stock for his own $250,000 investment.He then goes through three further rounds of investment,as shown below:

-Which of the following is closest to the percentage of the company owned by the founder of the company?

A) 11.2%
B) 12.5%
C) 25.0%
D) 37.5%
E) 42%