A(n) acts as a noun and can be the subject of a sentence, the direct object or predicate nominative, or an object of a preposition. independent clause or a main clause noun clause or noun phrase complex clause subordinate clause or a dependent clause

90% of people marry there 7th grade love. since u have read this, u will be told good news tonight. if u don't pass this on nine comments your worst week starts now this isn't fake. apparently if u copy and paste this on ten comments in the next ten minutes you will have the best day of your life tomorrow. you will either get kissed or asked out in the next 53 minutes someone will say i love you

Ithink it would be (a)

The entry b is correct