DNA, also known as deoxyribonucleic acid, is the molecule that contains the genetic code of organisms; a genetic code that determines all the characteristics of a living thing.
Don’t listen to that link it’s a virus
Answer:
I think it is the last one
Answer: Scientific observation
Explanation:
The reason for this is, Ben is observing the plants, coming up with questions.
It's an sight observation you're using your eyes to see it it's one of your 5th sences