A solution of sulfuric acid is prepared by mixing 66.7 mL of 18.0 M sulfuric acid with 233.3 mL of 1.50 M sulfuric acid, and diluting with water to the total volume of 500 mL. What is the molarity of the final solution?
A) 0.135 M
B) 0.318 M
C) 1.55 M
D) 2.40 M
E) 3.10 M