Ben's family went on a car trip. They stopped for gas 4 times. Each time they stopped they spent an average of 15 minutes at the gas station. On their trip, about how much time did Ben's family spend stopping for gas?

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.