The correct option is A glycoproteins
Antibodies are highly glycosylated proteins(glycoproteins) that are produced by B-lymphocytes in response to the entry of foreign substances or antigens into the body.
Lipoproteins are macromolecular compounds of both proteins and lipids.
Steroids are clusters of lipids; cholesterol is one of the most common steroids needed as a precursor to vitamin D.
Prostaglandins are lipid molecules that have hormone-like effects. Prostaglandins play a key role in inflammation by contributing to the development of redness, swelling, heat and pain.