Question

read the passage. hardworking skin you probably know that your brain and your heart are organs. but did you know that your skin is an organ as well? an organ is a body part that has a special job. like other organs, your skin does many important things. it protects your body by keeping out harmful things that can cause illness. it contains special cells that allow you to feel the things you touch. your skin also helps to keep your body at a comfortable temperature. what is the main, or central, idea of the passage? your skin allows you to have a sense of touch. your skin is an organ that has many important jobs. like your brain and your heart, your skin is an organ.

Explanation:

The passage first introduces that the skin is an organ. Then it lists multiple important functions of the skin, such as protection, enabling the sense of touch, and temperature regulation. The main idea should cover both the fact that the skin is an organ and its multiple important jobs. The first option only focuses on the sense of touch (a partial function). The third option only mentions that the skin is an organ (lacking the important - job part). The second option combines both aspects.

Answer:

Your skin is an organ that has many important jobs.