Question 2: Choose the word that has main stress placed differently from the others: innocent, pharmacy, existence, pianist

A. innocent /ˈɪn.ə.sənt/

B. pharmacy /ˈfɑː.mə.si/

C. existence /ɪɡˈzɪs.təns/

D. pianist /ˈpiː.ən.ɪst/

Answer C is stressed with sound 2. The rest of the answers are stressed with sound 1.