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

[India], Mar 21 (ANI): The Delhi Police on Wednesday filed charge sheet in connection with Bawana fire case, in which 17 people were charred to death in a massive blaze at a firecracker storage unit in Delhi's Bawana area. Earlier in January, a Delhi court sent the owners of the firecracker factory Manoj jain and Lalit Goyal, accused in the Bawana fire, to judicial custody. On January 20, 17 people were killed in a fire at a firecracker storage unit in Bawana area in New Delhi. Of the 17 killed, 10 were women. A man and woman were also injured. (ANI)

Sentence: The firework factory owners were not arrested. 
Pick your answer from: (a). Yes (b). It's impossible to say (c). No
(c).