Step 1: Understanding the Question:
This question tests knowledge of farming system classification.
Step 2: Detailed Explanation:
Subsistence farming is done by farmers primarily to meet the needs of their family.
It is not aimed at commercial sale.
Commercial (A): For profit.
Intermediate (B): Between subsistence and commercial.
Industrial (C): Large-scale production.
Thus, the correct answer is subsistence.
Step 3: Final Answer:
Thus, farming to meet family needs is subsistence farming, which corresponds to option (D).
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