Verbal Aptitude

Principle: 'Organic certification must be revoked if synthetic pesticides are detected on farm soil OR if genetically modified seeds are deliberately planted.' Which case justifies revocation?

Options:

• (A) A certified farm where soil tests detect persistent residues of synthetic organophosphate insecticides.
• (B) A certified farm that uses cow dung compost for soil enrichment.
• (C) A certified farm that intercrops legumes with traditional heirloom maize.
• (D) A certified farm that relies on natural rainwater harvesting.