AMC 8 2024 - Problem 16

Minh enters the numbers 1 through 81 into the cells of a 9 by 9 grid in some order. She calculates the product of the numbers in each row and column. What is the least number of rows and columns that could have a product divisible by 3?

(A)
(B)
(C)
(D)
(E)
Answer:
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