Question

Which statement is sometimes, but not always, true?

A. A trapezoid is a quadrilateral.

B. A parallelogram is a rectangle.

C. A rhombus is a parallelogram.

D. A rectangle is a polygon.

Answer 1

A. A rectangle is a polygon

Answer 2

The statement that is sometimes, but not always true is:
B ) A parallelogram is a rectangle.
Other statements are always true.