In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
Most of the major cities are soon going to suffer _______ water shortages.
The verb used here is 'to suffer', which means to bear the ill effects of something. A person always suffers 'from' something bad.
So, the correct preposition here becomes 'from'. Therefore, the correct answer is option 1.