For the following questions answer them individually
Which of the following pair is INCORRECT?
I. Parsec - Distance
II. Barrel - Liquid
III. Light year - Time
'Pradhan Mantri Digital Saksharta Abhiyan' is launched to digitally literate 6 crore rural households by _____.
In 2017 Australian Open, Serena Williams defeated her sister Venus Williams to win the ______ Grand Slam Singles title of her career.