Helpppp
 The land in Mexico City has subsided about _____ feet in the last 100 years, and the rate is __________.
 A.
 10 . . . staying the same
 B.
 10 . . . increasing
 C.
 30 . . . decreasing
 D.
 30 . . . increasing
 Please select the best answer from the choices provided
 A
 B
 C
 D