Option -B “What” is the correct answer.
Answer:
Explanation:
When someone doesn't want to evacuate a burning building or when some one is a threat to your safety.
A plant or tree grown from a seed. a tree not yet 3 feet (1 meter) high. any young plant, especially one grown in a nursery for transplanting.
Answer:
It means that you don't or won't believe something until you actually see it in real life.