Given below are two statements, one labelled as Assertion A and the other labelled as Reason R.Assertion A: Mexico's post-revolutionary regime is called 'pragmatic' authoritarianism.Reason R: The PRI did not institute a mobilizational dictatorship that tried to coerce its subjects into ideological uniformity.

• A. Both A and R are true, but R is the correct explanation of A.
• B. Both A and R are true, but R is not the correct explanation of A.
• C. A is true, but R is false.
• D. A is false R is true.