I’m going to say a motorcycle
It is referred as <span>zone of proximal development. The zone of proximal development enables a person to distinguish what he or she is capable of with help towards others and without it. It is somehow related to the given sentence above where it shows how children can do on their own and with the help of another person.</span>
Give you lack of nutrition and will take a toll on your ability to function through out the day. feeding your brain is like getting rest so you are recharged with out it you get tired sluggish and grumpy easily.
Answer:
B) Valves closing
Explanation:
A healthy heart makes a lub-dub sound with each beat. This sound comes from the valves shutting on the blood inside the heart. The first sound (the lub) happens when the mitral and tricuspid valves close.
