Answer:
correct answer is option b (A group of several electric cells connected together is called a battery)
Explanation:
Recharger:
Recharger is a device which is used to recharge a battery.
Electrode:
Electrode is a terminal of cell . It may be positive terminal (anode) or it may be negative terminal cathode
Battery
Battery is a device which consists of group of 2 or more cells which are connected with each other.
electrolyte:
An electrolyte is a type of an electric conductor which consists of chemical compound which get break into ions and due to movement of ions electric conduction takes place.
so correct answer is option b (A group of several electric cells connected together is called a battery)
