Find out whether there is any grammatical error in below sentence. If the by-stander had not been / familiar with first-aid techniques / the driver which had met / with the accident would have died.

A. If the by-stander had not been
B. familiar with first-aid techniques
C. the driver which had met
D. with the accident would have died
✅ The correct answer is option C.

Find out whether there is any grammatical error in below sentence. The presumption that the average investor does not understand / or take interest in the affairs of the company / is not correct.

A. The presumption that the average investor does not understand
B. or take interest in the affairs of the company
C. is not correct
D. No error
✅ The correct answer is option D.

Find out whether there is any grammatical error in below sentence. Remember that you are part of / the team and your success depends on the support / you are able to give and get from your other team members.

A. Remember that you are part of
B. the team and your success depends on the support
C. you are able to give and get from your other team members
D. No error
✅ The correct answer is option A.

Find out whether there is any grammatical error in below sentence. The method suggested in the lecture / enables a student to learn more quickly / and to have remembered for a longer period of time.

A. The method suggested in the lecture
B. enables a student to learn more quickly
C. and to have remembered for a longer period of time
D. No error
✅ The correct answer is option C.