Answer:
Nila, a young girl of 14 is a student of class 9 of 'X' school. She was a poor girl but had an aspiration to help her family for a better life. On her way to school, a boy named Alam used to tease her very often but she didn't get frustrated rather she walked on quickly to school.
Alam ran after her and pulled her roughly and asked her where she was running to, Nila was scared and told him that she was going to school. Alam started laughing and told her to go to school, when she comes back, he'll continue teasing her.
After we lit the busen burners, we were able to add the chemicals
O.K is an abbreviation for okay, which is also said as 'oh-kay'
I think it is line 4 (since it repeats granite twice) Hope this helps!