Question

While farmers are struggling/to cope with severe drought/crop companies are researched/ways to breed crops that thrive in drought.

• A. While farmers are struggling
• B. To cope with severe drought
• C. Crop companies are researched
• D. Ways to breed crops that thrive in drought
• E. No error

Answer 1

The correct option is C

Crop companies are researched

When an action is going on at the time of speaking then we should use present continuous tense So. 'researched should be replaced by 'researching'.
Eg: Scientists are developing theories to control the breeding of mosquitoes that spread dengue.