Choose the correct SYNONYM to replace the underlined word

Choose the correct SYNONYM to replace the underlined word.
----- Nội dung dịch tự động từ ảnh -----
1. The table shows an increase in sales.
A. demonstrates
B. acts
2. The discovery was perceived as a major breakthrough.
A. received
B. discerned
C. seen
3. The number of adolescent mothers appears to be increasing over the years.
A. vague
B. accepts
C. seems
4. There is a wide and varied selection of dumplings in stock.
A. diverse
B. organized
C. various
5. With very few exceptions, children of wealthier backgrounds receive more privileges.
A. inclusions
B. exclusions
C. acceptances
6. Sales have rocketed by 238 percent.
A. soared
B. amplified
7. The rate of inflation has been fluctuating around 4% for some time.
A. varying
B. running
8. She's at the peak of her career.
A. beginning
B. end
9. It is remarkable that nobody noticed the change.
A. unusual
B. astonishing
10. We were able to see a substantial improvement.
A. considerable
B. moderate
C. broadcasts
C. heightened
C. moving
C. height
C. crazy
C. invaluable