For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 
x2(x2 - 5)(x + 7)
A. 0, multiplicity 2, crosses x-axis;
-7, multiplicity 1, touches x-axis;
, multiplicity 1, touches x-axis;
-
, multiplicity 1, touches x-axis
B. 0, multiplicity 2, crosses x-axis;
-7, multiplicity 1, touches x-axis
C. 0, multiplicity 2, touches x-axis;
-7, multiplicity 1, crosses x-axis;
, multiplicity 1, crosses x-axis;
-
, multiplicity 1, crosses x-axis
D. 0, multiplicity 2, touches x-axis;
-7, multiplicity 1, crosses x-axis
Answer: C
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