Two solutions of a substance (non electrolyte) are mixed in the following manner. $$480$$ ml of $$1.5$$ M first solution + $$520$$ mL of $$1.2$$ M second solution. What is the molarity of the final mixture?

A

$$1.20$$ M

B

$$1.50$$ M

C

$$1.344$$ M

D

$$2.70$$ M