A6. Which of the numbers is divisible by 3?

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(A) $10^{2018}+1$
(B) $10^{2019}+2$
(C) $10^{2020}+3$
(D) $10^{2021}+4$
(E) $10^{2022}$
A6. A number is divisible by 3 if the sum of its digits is divisible by 3. This is true for the number $10^{2019}+2$.