This question has Statement I and Statement II. Of the four choices given after the Statements, choose the one that best describes the two Statements.
Statement - I : In the titrations of `Na_2CO_3` with HCI using methyl orange indicator, the volume required at the equivalence point is twice that of acid required using phenolphthalein indicator.
Statement - II: Two moles of HCI are required for complete neutralization of one mole of `Na_2CO_3`.

Options

A. Statement - I is true, Statement - II us true, Statement = II is a correct explanation of Statement - I
B. Statement - I is true, Statement - II is true, Statement - II is not a correct explanation of Statement - 1.
C. Statement - I is true, Statement - II is false
D. Statement - I is false, Statement - II is true