Question

how many days are shell stock id tags required to be kept on site? 120 60 90 30

Explanation:

This likely pertains to regulations in the business - related field regarding stock management. Without specific regulatory knowledge, it's difficult to provide a detailed explanation, but we are choosing from the given options.

Answer:

There is not enough information provided to determine the correct answer from the options A. 120, B. 60, C. 90, D. 30.