What field(s) are created by an electron when it moves?

a. electric and gravitational fields

b. magnetic and gravitational fields

c. gravitational, electric, and magnetic fields

d. electric field only

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Does any one know what blood tastes like

Iwill mark which of these statements best describes how nasa's kennedy space center benefits florida? it improve the average income of people. it encourages the use of science for entertainment. it produce more astronauts and space scientists in florida. it encourages people in florida to use space technology in homes.