Can anyone help me with some tasks in physics?

The answer is b.the gaseous state is electrically positive, while the plasma state is electrically negative. 

Iknow the first part it is the average star i am not 100% sure

Answer it orbits high above earth to gain clearer images of light, it magnifies images relative to the human eye, it records most of the universe as it was in the past, not as it is now;