In SQL, which clause is used to select specific rows?

Which is the device that connects dissimilar networks?

Assertion (A): A repeater is an electronic device that receives a signal and retransmits it.

Reasoning (R): Repeaters are used to extend transmissions so that the signal can cover longer distances.

1. Both A and R are true and R is the correct explanation of A.
2. Both A and R are true but R is not the correct explanation of A.
3. A is true but R is false.
4. A is false but R is true.

Assertion (A): In Series, values of data are Immutable: Value of elements cannot be changed.

Reasoning (R): Pandas Series are homogeneous one-dimensional objects, i.e., all data are of the same type.

1. Both A and R are true and R is the correct explanation of A.
2. Both A and R are true but R is not the correct explanation of A.
3. A is true but R is false.
4. A is false but R is true.