Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges

Phuong Thao is a student in Ms Lan’s writing class. She is asking for Ms Lan’s comments on her last essay. Select the most suitable response to fill in the blank.

Phuong Thao: “You must have found reading my esssay very tiring.”

Ms Lan: “_______. I enjoyed it.”

A. Not in the least 

B. Just in case 

C. At all costs 

D. You are welcome 

Poli(metyl metacrylat) và nilon–6 được tạo thành từ các monome tương ứng là

A. CH₂=C(CH₃)–COOCH₃ và H₂N–[CH₂]₆–COOH

B. CH₂=CH–COOCH₃ và H₂N–[CH₂]₆–COOH

C. CH₂=C(CH₃)–COOCH₃ và H₂N–[CH₂]₅–COOH

D. CH₃–COO–CH=CH₂ và H₂N–[CH₂]₅–COOH