A science procedure has steps chronological order to create or observe a science experiment. Similarly, a recipe has steps in chronological order to create something delicious.
I'd choose C.) and here is why. If I asked someone for directions to a hotel they are going to describe the roads and buildings to me. They might say it is built in an embankment then I know to look for a hotel in an embankment. If this is wrong please let me know so I can research more on the subject.
Answer:
1.Atria push blood into the ventricles
2.Venticles push blood out of the heart.
the most populous country in the world is CHINA
It is the letter d the peropen was right with it