Choose the word which is pronounced differently from the others

I.                Choose the word whose main stress pattern is not the same as that of the others

1.      A. comprise                  B. divide                       C. primary                    D. religion

2.      A. compulsory              B. economic                 C. material                   D. instruction

3.      A. primary                    B. official                     C. tropical                    D. language

4.      A. population               B. mausoleum              C. correspond               D. compulsory