Which ones are all renewable resources?

a. coal, biomass, solar

b. coal, natural gas, oil

c. hydroelectric, natural gas, solar

d. hydroelectric, biomass, solar

is has three carbons, so the answer is propylamine.

meth-

eth-

prop-

but-

pent-

hex-

hept-

oct-

non-

explanation:

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.