Probably D or B would be an appropriate answer
Answer:
Letter B: Scientist must be able to express their work to other scientists and to the general public.
Explanation:
Scientists talk with everyone about they're work. Everyone needs to know their work,not everytime but they do. Public can also tell them they're ideas.
Answer:
it should be C. A survey showed that video games helped 47 percent of struggling students improve
Explanation:
Answer:
The children are playing on the ground at the back of the house.