The correct answer is A.
Q: But how, also, why?
A:

Formula to the solution should explain everything. ^
Answer:
Chickenpox is a very contagious disease. It can be especially serious for babies, adults, and people with weakened immune systems.You may not get chickenpox twice because the virus remains inactive in your nerve tissue. There are also antibodies that treat chickenpox.
Explanation:
The haustra (singular haustrum) of the colon are the small pouches caused by sacculation (sac formation), which give the colon its segmented appearance. The teniae coli run the length of the colon. ... Haustral contractions are slow segmenting, uncoordinated movements that occur approximately every 25 minutes.
Hope that helps!
Like a free health care for all?
Answer:
double dribble, travel, carry, crossover, between the legs, behind the back, spin move, i can go on and on lol
Explanation: