Write a question about the following article.

The reality is that we live on the farm , we 're there everyday , you do n't want to be spraying with insecticides and pesticides . We 'll farm about three - quarters of the property without herbicides . We have got some topography issues where some of the vines are planted and we ca n't get away with not using herbicides right now . We ' ve tried mulching .

Question:
Why may the farmer be having some issues ?
Choose from:
(i). They do n't have access to a steady supply of water .;
(ii). None of the above choices .;
(iii). There are many natural disasters that occur in the area .;
(iv). They do n't use chemicals .;