The least desirable method of restraint for a cat is a. holding the cat with your bare hands. b. holding the cat while wearing heavy gloves. c. placing the cat in a cat bag. d. using a tranquilizer to calm the cat.

D) Using a tranquilizer to calm the cat.

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

oxygen +1 most likely