Last week, Weschler Paint Corp. completed a 3-for-1 stock split. Immediately prior to the split, its stock sold for $150 per share. The firm's total market value was unchanged by the split. Other things held constant, what is the best estimate of the stock's post-split price?

a. $50.00

b. $60.78

c. $52.50

d. $55.13

e. $57.88