Explanation:

- The relationship between "Skin" and "Touch" is based on function. Skin is the organ responsible for the sense of touch.

- Similarly, "Nose" should be related to its primary function or sense.

- Option 1: Smell

- The nose is crucial for the sense of smell.

- This option relates correctly based on function.

- Option 2: Taste

- Taste is primarily associated with the tongue, not the nose.

- Option 3: Nose ring

- This is an accessory, not a function or sense of the nose.

- Option 4: Sweat

- Sweat is related to skin, not the nose.

Your understanding is spot on, and the correct answer is: Option 1: Smell