A plant 2.5 inches tall was planted in a small garden. The table below shows its growth over several weeks.
( graph is shown below )
Plant Growth
Weeks Height (in)
0 2.5
2 5.5
4 8.5
6 11.5
8 14.5
What is the slope of the line represented in the table?
A.
3
B.
1.5
C.
0.75
D.
6