DNA? I think I'm not 100% sure
Hey there! Here is my answer.
B. Loop Henle
Reason: Well, let's keep it short and sweet, it ascends, also meaning to rise, go up, or increase in size!
Hope this helped!
The right answer is B active immunity.
For information, there is no complete immunity and incomplete immunity in immunology.
Active immunity is a form of immunity that protects the body through the production of antibodies when exposed to a first infection or vaccination.
This type of immunity is persistent. Example of measles: previously safe measles viruses are applied during vaccination.