After the modal verb 'can', we use the base form of the verb 'make'. Modal verbs (can, could, may, might, must, shall, should, will, would) are always followed by the base form without 'to'. Option A 'made' is past tense, incorrect here. Option C 'makes' is third-person singular present, also incorrect after modals. Option D 'making' is a participle form that doesn't work in this position.