2. What is plate tectonics? a. The joining of the Earth’s plates into one plate
b. Movement of the Earth’s plates on the mantle
c. The ring of volcanoes around the Pacific Ocean
d. The way scientists measure earthquakes

A. mitochondrion b. nucleus

The need activity of the nurse is to suction discharges from the trachea. current treatment approaches in the pressing consideration facilities or crisis offices are corticosteroids and nebulized epinephrine; steroids have demonstrated advantageous in extreme, direct, and even gentle croup. in the clear instances of croup, anti-microbials are not endorsed, as the etiology is viral