a. Innovation drives progress by inspiring us to think creatively so it helps to solve complex problems and improve our lives.

b. In short, innovation is about pushing boundaries and creating a better future for everyone.

c. Moreover, innovation creates opportunities for businesses and employment, boosting economic growth and prosperity.

d. I'm writing to share my thoughts on the importance of innovation.

e. Best regards.

f. Dear Tom, I hope you're having a great day.

Read the following advertisement/school announcement and mark the letter A, B, C, or D to indicate the correct option that best fits each of the numbered blanks from 10 to 12.

Read the following passage and mark the letter A, B, C, or D to indicate the correct option that best fits each of the numbered blanks from 24 to 28.

Mark the letter A, B, C, or D to indicate the correct option that best fits each of the numbered blanks from 18 to 23.

Read the following advertisement/school announcement and mark the letter A, B, C, or D to indicate the correct option that best fits each of the numbered blanks from 13 to 15.