246. Consider the following statements about the C-V characteristics plot : Si : The MOS capacitor has an n-type substrate. S2 : If positive charges are introduced in the oxide, the C-V plot will shift to the left. Then which of the following is true?
A. Both Si and S2 are true
B. S1 is true and S2 is false
C. Si is false and S2 is true
D. Both Si and S2 are false

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