L’endroit où ‘on peut acheter des médicaments est un/u…………….
The correct answer is: C
Explanation
The correct answer is pharmacie. The sentence "L'endroit où on peut acheter des médicaments est un/une..." means "The place where you can buy medicine is a...". The correct completion is "pharmacie", which means "pharmacy" in French. The other options do not fit the sentence's meaning.