PART 1!! PLEASE ANSWER THEN FIND PART 2!

1) How is current affected if the number of charge carries decreases?

A-The current increases
B-The current Decreases
C-The current initially decrees and then is gradually restored
D-The current is not affect

2) How many joules of energy are dissipated by a 50.0W lightbulb in 2.00 S?

A-25.0J
B-50.0J
C-100J
D-200J

3) How much power is needed to operate a radio that draws 7.0A of a current when a potential difference of 115 V is applied across it?

A-0.061 W
B-2.3W
C-16W
D-805W