He would have preferred not to have to outfit her with one of the school brooms since they would have been all but useless in an actual match , but there was nothing for it . To his surprise , however , she reached for George 's Cleansweep instead . His surprise must have shown on his face .
What may be the reason the school brooms would be useless ?
Pick the best answer from the following options:
- They had broken bristles and could nt sweep as well .
 - They were too heavy for a child to use to sweep floors .
 - None of the above choices .
 - They were too old to be able to be used properly .


They were too old to be able to be used properly .