Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?

Which of the following situations represents a linear relationship? a. theresa increases the distance she runs by 0.1 miles every week. b. the volume of a box depends on the length of box. c. the amount of money in a bank account increases by 1 percent each year. d. the population of a town doubles every 5 years.

1. what is the measure of ∠abc? what is the measure of ∠abd?

Hi my sisters and brothers can tell me the answer because i don’t understand the question