(pls asap! ) what time of immunity provides lifetime protection for the body against a specific pathogen?

(a) active immunity

(b) incomplete immunity

(c) complete immunity

(d) passive immunity

In some states, medical marijuana is legal. this means that people who need to take marijuana because of a medical condition may take it only with approval from the doctor. however, officers still advise these people not to drive while under the influence. what is the main reason for this? they would become dangerous to themselves and other people. they would not able to read and follow street signs. they would not be capable of staying in only one lane. they would become dangerous to wildlife that may be present.

What is the longest you should ice the injured area at one time? a. 10-20 minutes b. 30-60 minutes c. 1-2 hours d. as long as you want

How could natural selection best be used to explain the evolution of the white fur of arctic fox