Read the following to give the correct answer.
 
1. 
Assertion (A): Rechargeable batteries of small size are typically used in devices like watches and mobile phones.
Reason (R): Larger batteries cannot be made small enough to fit into compact devices.
 
 2. 
Assertion (A): Overcharging a rechargeable battery can reduce its lifespan.
Reason (R): Continuous charging causes chemical degradation inside the battery.