Answer:
The answer it's the c
Explanation:
1 Trillion it's 1.000.000.000.000
4 * 10^13 it's 40.000.000.000.000
2 * 10^7 it's 20.000.000
2 * 10^7 * 2 * 10^7 it's 4 * 10^14
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