Which of the following are/is prime?

I. 143:

- sum of digits multiple of 3? NO

- divisible by 7? NO

- divisible by 11? YES, 13x11=143 --> Not prime

II. 147

- sum of digits multiple of 3? YES, 1+4+7=12 --> Not prime

III. 149

- sum of digits multiple of 3? NO

- divisible by 7? NO

- divisible by 11? NO

- divisible by 13? NO

B is the only possible solution

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