Explanation

Ringworm is a fungal infection that affects the skin, causing a circular, itchy rash. It is not a skin injury, but rather a skin infection.

Other choices do not fit as well. Each has a reason why it does not answer the question correctly. Understanding why wrong answers are incorrect helps reinforce the right answer.

This knowledge is important for Home Economics. It helps in daily life and builds practical skills for managing homes and families effectively.