Given ∠8≅∠12 .
Which lines, if any, must be parallel based on the given information? Justify your conclusion.
A) c∥d, Converse of the Alternate Exterior Angles Theorem
B) a∥b, Converse of the Corresponding Angles Theorem
C) a∥b, Converse of the Same-Side Interior Angles Theorem
D) not enough information to make a conclusion
