For question 1. Your answer is most likely A.
And for the record. H2O is a compound.
Abdominal Thrusts or commonly referred to as the "Heimlich Maneuver". It is known as a method of aiding upper airway obstructions or "choking" for short. Upper airway obstruction can be caused by different foreign objects such as food. The Heimlich Maneuver was named after Dr. Henry Heimlich, who first described the maneuver in 1974.
Its D for example if you have a piece of clay shaped as this rock and you put pressure on one side of the clay the side that you are putting stress on will go down with your hand because it is being held with pressure
ps. i have a hard time explainning things i can map it out in my head but not so muchin words.
A-genetic material(RNA since influenza is a ribovirus)
B-membrane
C-capsid
C. Plants. They take light from the sun and convert it into their own energy. The others cannot do this, which make C. A primary produser