Test for Relative Maximum and Minimum

Multiple Choice

Test for relative maximum and minimum. ​ ​

A) relative maxima when x = 7, y = -8 and x = 7, y = 8; relative minima when x = -7, y = 8 and x = -7, y = -8
B) relative maximum when x = 7, y = -8; relative minimum when x = -7, y = 8
C) saddle point when x = -7, y = -8; relative minima when x = 0, y = 0 and x = -7, y = -8
D) saddle points when x = 7, y = -8 and x = -7, y = 8; relative maximum when x = -7, y = -8; relative minimum when x = 7, y = 8
E) saddle points when x = 7, y = 8 and x = -7, y = -8; relative maxima when x = 7, y = -8 and x = -7, y = 8