Choose the word whose main stressed syllable is different from that of the other in each group

II. Chosse the word whose main stressed syllable is differently from that of the other in each group
1. A. information   B.technology  C. community  D.activity
2.A. competition   B. invitaion      C. nation         D.conservation
3.A.librarian          B. bamboo      C.develop        D.cultural
4.A.festival            B. resoutce     C. station         D. history
5. A. community     B. identify      C. expensive   D. socialize
6. A. primary           B. practical    C. official         D.tropical
7. A. active              B. commune  C. diverse    D. heritage
8.A. leisure           B.minority         C. exciting    D. traditional