A DataFrame object can store only homogeneous elements.

The del statement can remove the rows as well as columns in a dataframe.

Assertion (A). To use the Pandas library in a Python program, one must import it.

Reasoning (R). The only alias name that can be used with the Pandas library is pd.

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 series is a 1D data structure which is value-mutable but size-immutable.

Reason. Every time you change the size of a series object, change does not take place in the existing series object, rather a new series object is created with the new size.

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.