A

Mark the letter A, B, C or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions

A. accuracy

B. individual

C. recreation

D. independence

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

They have carried out exhausting research into the effects of smartphones on schoolchildren’s behaviour and their academic performance.

A. exhausting 

B. into 

C. behaviour 

D. academic performance.