Answer:
Cellulose is a complex carbohydrate that is a structural component of the plant cell.
Explanation:
Carbohydrate is a carbohydrate or polysaccharide which is the main component found in plant cell walls. Cellulose helps the plant to remain rigid and strong.
Cellulose is a linear or straight chain of a few hundred to many thousands of β linked D-glucose units. Cellulose makes up about 33% of all vegetable matter and is the most available of all naturally occurring organic compounds.
Thus, the correct answer is cellulose is a complex carbohydrate.