Correct option is B
Option
(b) is the correctly spelt word.
Correct spelling is:
“Nitrocellulose” — a
highly flammable compound made by nitrating cellulose, historically used in
early photographic film and lacquers. (Hindi meaning: नाइट्रोसेल्यूलोज़)
Example: Early films used nitrocellulose, which made them highly fire-prone.