Which type of parenting characteristic lends itself to wanting to be more of a friend than a parent?

Which changes of state do the labels represent? a: b: c:

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples

This is the number of complete movements of a wave per second.