Read the text and determine if the sentence is true (see options at the end):

Carelessness by contractors is a common cause of fire, including many fires that result in serious financial loss. It has been estimated that perhaps 20-25% of all non-domestic fires result from 'on-going work', such as refurbishment, repair and construction.

Sentence: Repair is the reason for 10% of overall fires caused by contractors.
Choose your answer from:
 1). Yes;
 2). It's impossible to say;
 3). No;
2).