The function text that would you use to put today's date and time in a cell is B. =NOW()
This refers to the command that is given to a computer in order for it to render the correct time and date in a given cell.
Hence, we can see that from the answer choices, the best one that factors in both TIME AND DATE is =NOW() which is option B while option A is for the function that shows only the current date.
Read more about date functions here:
https://brainly.com/question/19416819
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