Verbal Aptitude

Proposal: 'Farmers in a drought-prone district should replace wheat cultivation with barley to ensure crop survival during dry spells.' Which question is most useful to evaluate this proposal?

Options:

• (A) Whether barley yields reliably under the district's severe drought thresholds and whether local market demand offers remunerative prices for barley.
• (B) Whether barley was grown by ancient Mesopotamian civilizations.
• (C) Whether wheat straw is longer than barley straw.
• (D) Whether barley seeds can be planted using manual hoes.