Assertion (A): import matplotlib.pyplot as plt is used to import pyplot module.

Reasoning (R): Matplotlib is a Python library and pyplot is a module that contains functions to create various plots.

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): Data Visualization refers to the graphical representation of information and data using visual elements like charts, graphs and maps, etc.

Reasoning (R): To install matplotlib library, we can use the command - pip install matplotlib.

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): legend (labels = ['Text']) is used to give title to the graph.

Reasoning (R): plt.savefig("path") will save the current graph in png or jpeg format.

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 histogram, X-axis is about bin ranges whereas Y-axis talks about frequency.

Reasoning (R): The bins (intervals) must be adjacent and are often (but are not required to be) of equal 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.