Choose the word in each line that has the underlined italic part pronounceddifferently from the rest

Choose the word in each line that has the underlined italic part pronounced
differently from the rest:
UNIT 1
1. A. comprise B. tropical C. compulsory D. mausoleum
2. A. different B. difficult C. invite D. visit
UNIT 2
3. A. added B. mentioned C. printed D. started
4. A. symbol B. sweater C. inspiration D. design
UNIT 3
5. A. picnic B. shrine C. sightseeing D. hike
6. A. blanket B. gather C. relax D. exchange
UNIT 4
7. A. formal B. dormitory C. morning D. forget
8. A. computer B. include C. introduce D. institute