Mark the letter A, B, C, or D to indicate the word that differs from the other three

D. Some of
II. Mark the letter A, B, C, or D to indicate the word that differs from the other three.
1. A. family
D. fortunate
2. A. paper
C. bookstore
C. people
C. intelligent
3. A. interesting
4. A. animal
C. elephant
C. travel
5. A. destroy
6. A. biology
A. attack
7.
8. A. alive
9. A. purpose
10. A. ability
11. A. compulsory
12. A. believe
13. A. romantic
14. A. provide
15. A. telephone
16. A. garage
17. A. exercise
18. A. excellent
19. A. especially
20. A. delicious
B. condition
B. police
B. important
B. accident
B. promise
B. independent
B. reply
B. alone
B. result
B. sentence
B. interesting
B. improve
B. environment
B. contain
B. restaurant
B. market
B. stadium
B. dangerous
B. performer
B. original
C. competition
C. accept
C. again
C. window
C. system
C. difficult
C. begin
C. important
C. borrow
C. holiday
C. village
C. vacation
C. wonderful
C. engineer
C. comfortable
D. purpose
D. expensive
D. machine
D. listen
D. entertainment
D. study
D. apple
D. student
D. pyramid
D. beautiful
D. follow
D. cinema
D. refuse
D. ability
D. effect
D. hospital
D. dependent
D. assistant
D. compulsory