A=2 B=2 C=2 represents neither of the two.
A=0 B=5 C=0 is a horizontal line running parallel to the X axis.
A=-8 B=0 C=0 is a vertical line, with a fixed X co-ordinate.
T=4,t=2 I am pretty sure that is ur answer
the answer would be 
because you would need to find the LCD, which in this case would be 56 and you solve from there.
