Write the inverse of the conditional statement. Determine whether the inverse is true or false. If it is false, find a counterexample.

All quadrilaterals are four-sided figures.
Question 18 options:

A. All four-sided figures are quadrilaterals. True

B. No quadrilaterals are not four-sided figures. True

C. All non-quadrilaterals are four-sided figures. False; a triangle is a non-quadrilateral.

D. No four-sided figures are not quadrilaterals. True