DividNConqer Inc.'s share price was $364 at the end of March. On April 6th the company had a 3:2 share split and on the 23rd it paid dividends of $4. What was an investor's return in the month of April, if the company finished the month priced at $144 per share?
a) 35.6%
b) 40.3%
c) 45.8%
d) 50.6%