CHOOSE THE WORD WHOSE UNDERLINED PART IS PRONOUNCED DIFFERENTLY FROM THAT OF THE OTHERS

     CHOOSE THE WORD WHOSE UNDERLINED PART IS PRONOUNCED DIFFERENTLY FROM THAT OF THE OTHERS.
1.A.dangerous       B.travel    C.man    D.traffic
2.A. truck         B. unload      C.turn        D. lunch
3.A. policeman   B.sign      C.bike       D.spider