The correct answer is A. Naproxen
Correct Answer Explanation
NSAIDs are a frequent offender in causing pseudoporphyria.
Incorrect Answers Explanation
The other listed medications are not frequent causes of this type of skin reaction.
Beer K, Applebaum D, Nousari C. Pseudoporphyria: discussion of etiologic agents. J Drugs Dermatol. 2014 Aug;13(8):990-2. PMID: 25116980