Given below are two statements, one labelled as Assertion (A) and the other as Reason (R). **Assertion (A):** Mumbai became the premier center for the cotton textile industry in India during the 19th and early 20th centuries. **Reason (R):** Mumbai possessed a humid climate, proximity to the cotton-growing black soil tract, and excellent port facilities for exporting yarn to China and importing machinery. Select the correct answer using the code given below:

Options:

• A: Both A and R are true and R is the correct explanation of A.
• B: Both A and R are true but R is not the correct explanation of A.
• C: A is true but R is false.
• D: A is false but R is true.

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