What Is the Concentration of a H₂SO₄ Solution If 10

What is the concentration of a H₂SO₄ solution if 10.0 mL of the solution is neutralized by 7.8 mL of a 0.20 M NaOH solution?

A) 0.0026 M
B) 0.078 M
C) 0.156 M
D) 0.31 M