It is 1/4*1/4=1/16. Since the probability of one number is 1/4, you need two numbers to become supplementary.
The answer is B.
Breaking down the operation:
NUmerators:
x × x = x² and
+3 × -3 = -9Denumerators:
x × x = x² and
+2 × -2 = -4Answer:

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