What are Polymers?

Question

$\begin{array}{1 1} \text{(a)Polymers are carbohydrates that cannot be further broken down into simpler units of other carbohydrates.} \\ \text{(b) Polymers are substances containing a large number of structural units joined by the same type of linkage.} \\ \text{(c) Polymers are identical repeating units which bond covalently to form polymers.} \\ \text{(d) Polymers are long chains of monosaccharides linked by glycosidic bonds.}\end{array}$