If PQRS is a parallelogram with two adjacent congruent sides, then _____________________.

Ait must be a rhombus
Bit might be a rhombus
Cit cannot be a rhombus

Verified Answer :

A.) it must be a rhombus

The correct answer among the choices listed is option A. If PQRS is a parallelogram with two adjacent congruent sides, then it must be a rhombus. A rhombus is a parallelogram characterized by having all sides congruent. Therefore, the adjacent sides must be congruent as well.