Pls help me, this is science btw.

(B) and (E)

Explanation:

It is not option (A) because it says that Lactobacillus is a kind of bacteria that harms you, not is good for you, and parasitic bacteria are harmful to you, so not (A).

Not (C) because it does not make any sense whatsoever.

Not (D) since that says that S. typhi has a mutualistic relationship, which is good for both organisms, which is not true in this case.

It is (B) because the harmful bacteria, S. typhi is a parasite to humans.

It is also (E) since that says that the Lactobacillus bacteria does share a good relationship with humans.

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

i wish you would have provided choices to simplify it and allow me to give an exact answer.