Which statement is true? Select all that apply.
00
Submarine's Descent
2 4 6
X
-4
-8
Height Above Sea Level (ft)
-12
-16
ly у
Time (sec)
a The relationship is proportional
b The equation of the line is y = -3x.
C The y-intercept is -3.
d The slope is -6.
e The slope is negative.