I think its B. a commensality relationship
Answer:
The HIV positive test indicates that individual might suffers from the AIDS ( accquired immuno deficiency syndrome) caused by the HIV ( human immunodeficiency virus). This disease affects the T helper immune cells of the body.
The benefits after the announcement might help the people to increase the awareness about the AIDS. This announcement might rise the hopes that AIDS can be treated after its diagnosis. The drawbacks of this announcement includes his refrain from the society and individual might think that he has been cheated.
Answer:
A woman is born with all of her eggs, which are stored in her ovaries. The ovaries also make the hormones estrogen and progesterone, which control her period (menstruation) and the release of eggs (ovulation). Menopause happens when the ovaries no longer release an egg every month and menstruation stops.
The roots of plants are able to self-regulate the amount of water they take in. Therefore, by adding this amount of water, Stela is insuring that the plant will have as much water as it needs to grow.