Answer :
Final answer:
The most correct sentence is option (B), which uses commas and a conjunction correctly to connect the clauses.
Explanation:
The most correct sentence, in terms of logic, structure, and punctuation, is option (B): Calculating how much food we will need depends on estimating the number of customers, considering how long they will stay, and how much they will eat.
In this sentence, the clauses are properly separated by commas, and the conjunction 'and' is used before the last clause to clearly connect all the elements of the sentence.
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