Will mark !
figure abc is reflected over the x-axis to obtain figure a′b′c′ below:

triangle abc is located on the coordinate plane with vertex a at negative 5 comma 4, vertex b at negative 2 comma 4, and vertex c at negative 4 comma 1. triangle a prime b prime c prime is located with vertex a prime at negative 5 comma negative 4, vertex b prime at negative 2 comma negative 4, and vertex c prime at negative 4 comma negative 1.

which statement best describes the relationship between the two figures?

figure abc is bigger than figure a′b′c′.
the measure of angle a is equal to the measure of angle b′.
the measure of angle c is equal to the measure of angle b′.
figure abc is congruent to figure a′b′c′.