Select all the true statements.

A coordinate grid with 6 lines graphed. Line a passes through negative 3 comma 0 and negative 1 comma 5. Line b passes through negative 2 comma 0 and negative 1 comma 3.5. Line c passes through 0 comma negative 5 and 2 comma 0. Line d passes through 5 comma negative 4 and negative 5 comma negative 1. Line e passes through negative 5 comma negative 2 and 0 comma negative 1. Line f passes through 5 comma 1 and 0 comma 2.
A. The slope of f is –15.
B. The slope of d is –15.
C. The slope of a is 52.
D. The slope of b is –52.
E. The slope of e is 5.