Which is the favourite sport of girls?

 

Given:

Bar graph for various sports played by boys and girls.

To find:

The most popular sport amongst girls.

Calculation:

The bar graph represents different sports played by boys and girls.

It can be observed from the bar graph that, 

the height of the column representing 'Hockey' for girls is the highest.

Therefore, the favorite sport of girls is Hockey.

Hence, the correct option is B.