Which of the following statements is/are true?
A. Rigidity: It is the property of matter to maintain its shape even if external force work on it and solids show this property.
B. Fluidity: It is the property of a substance to easily flow and allow change in its shape under external forces and this property is exhibited both by liquids and gasses.
1
Only A is true
2
A and B both are true
3
A and B both are false
4
Only B is true