Identifying Functional Groups in Organic Compounds

In organic chemistry, the functional groups present in a compound significantly influence its chemical reactivity and properties. One of the most common functional groups is the alcohol group, which contains a hydroxyl (-OH) pendant. In addition to alcohols, other significant functional groups include carboxylic acids, amines, and aldehydes. For the given compound, examine the structural diagram shown.

Which of the following statements correctly identifies the functional group present in the compound?