Choose the word whose main stress is placed differntly from the others

Choose the word whose main stress is placed differntly from the others
1.A.appliance B.activity C.adventure D.average
2.A.favourite B.goverment C.influence D.indentify
3.A.economic B.volcanic C.disappointed D.scientific
4.A.reputation B.description C.suggestion D.pollution
5.A.magazine B.pictures C.documentary D.entertain