Its has to be A that's just plain common sense
That would be A.
Most antibiotics that are used for gram positive bacteria target the peptidoglycan cell wall, but the ones for gram negative bacteria are more advanced and specific and target the cell membrane and alter the cell’s function(processes of proteins and dna/gene expression).
A force that creates something MUST be constructive force so the answer will be B.
Answer:
observation is what you have gathered, after you look over it you my hypothesis of what you gathered. hypothesis is an explaination of the observation.