Although the diagram is not provided, I have encountered it before. The region labelled "B" is a ring with two small particles on it. This ring is the electron cloud and is where the electrons move. Therefore, it is negatively charged.
Answer:
#2
Explanation:
I don't really think either of them are false though. They're both technically accurate but I believe it's #2
Your answer is D, Rhizobium
Answer:
Radio waves, microwaves, infrared and visible light can all be used for communication.
This is obvious but the correct answer is B. Earth
HOPE I HELPED