Which of the following describes a reason to use phosphorus on plants? to help roots absorb nitrogen and potassium

to act as a multivitamin, boosting plant health

to help plants grow strong root structures and large flowers

to weaken a weed plant and make it vulnerable to pests and disease

burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.

i believe the answer is c