(a) Do you agree with the use of chemical fertilisers?
(b) Do you use fertilisers in your fields?
(c) What is the yield per hectare in your field?
The chronological order of the questions asked is incorrect. The order lacks the direction of causation. It should move from general to specific that makes the respondents easy and comfortable
(i) The correct order of the above questions should be: What is the yield per hectare in your field?
(ii) Do you use fertilisers in your fields?
(iii) Do you agree with the use of chemical fertilisers?