which molecule contains a carboxyl group and acts as an acid?\nod\noa\noc\nob\noe

which molecule contains a carboxyl group and acts as an acid?\nod\noa\noc\nob\noe
Answer
Brief Explanations:
A carboxyl group has the structure -COOH. Molecule D has a -COOH group. Compounds with carboxyl groups can donate a proton (H⁺) and act as acids.
Answer:
D.