For people to stop littering the first step is.. (then add on what you think.)
Example: For people to stop littering the first step is to tell people how it effects our community and the wild life.
Example 2: The first step for people to stop littering is to show an example about what could happen to the world, it could cause diseases towards animals but also to people as well.
Hope this helps :)
C. because you brainstorm first
Honestly, I know that it is either A. or D. I would most likely go with D.
B a convention of language is to start a sentences with capital letters
Hello. You did not show the results of the study to which this question refers, which makes it impossible for it to be answered accurately. However, I will try to help you in the best possible way.
Antibiotics that were most effective in overcoming bacterial resistance and killing a large number of bacterial colonies, if not all, should be chosen. In that case, antibiotics are chosen where the bacteria are more susceptible and fragile. In relation to bacteria B. subtilis, the antibiotics clindamycin and vancomycin, tend to be more efficient.