Calm, Peaceful, happy and functional, I assume this is a happy and good house :D
Answer:
D. Night blindness
Explanation:
When vitamin A is reduced, it comes to night blindness.
Night blindness manifests through a discreased ability to see at night or in the dark.
The time for your eyes to adjust to the dark increases. Over time, you lose the ability to see at night.
JogingJogging/running/walking with another
To sit still and watch what the people are doing