Respuesta :
The word FOR in the sentence is used as both C. a preposition and a conjunction.
A is incorrect because a gerund ends in -ing. The word for is neither a noun or adjective or an article (there are only three articles: a, an, the) or a verb, so only C is correct.
A is incorrect because a gerund ends in -ing. The word for is neither a noun or adjective or an article (there are only three articles: a, an, the) or a verb, so only C is correct.