Answer: B. Opponents and enemies
Explanation: the denotation of a word is the actual objective definition or meaning (the one we can find in a dictionary), the connotation is the meaning we gave to the word, it usually has to do with the idea of negativity or positivity the word gave us. In the given options the one that has similar denotations but different connotations is option B, because opponents and enemies have a similar meaning (denotation) but we can interpretate them in different ways (connotation) because, opponents gives the idea of a competitive environment but no necessarily as negative as enemies.
