Choose the word whose underlined part is pronounced differently

A.choose the word whose underlined part is pronounced differently
1 a m(a)gic  b.(a)cting c.fant(a)sy d.isl(a)nd
2 a.n(o)vel b.s(o)ccer c.r(o)le d.c(o)mic
3 a.id(ea)  b.rep(ea)t  c.pl(ea)se  d. cr(ea)m
B.chosse the word that has a different stressed syllable from the rest
4. audience  b.adventure  c.noticeboard  d. mystery
5. a secret  b.scary  c.event  d.outdoor