Which of the following systems of equations can be used to find the quadratic function whose graph passes through the points (1, −2), (2, −4), and (3, −4)? A.
2= a+ b+c4=4a+2b+c4=9a+3b+c

B.
−2=−2a−2b+c−4=−4a−4b+c−4=−9a−3 b+c

C.
−2= a+ b+c−4=4a+2b+c−4=9a+3b+c

D.
1= 4a−2b+c2=16a−4b+c3=16a−4b+c