Subject-verb agreement errors with complex subjects — IITM BS previous year questions

Subject-verb agreement errors with complex subjects is part of Common Errors - Tense, Agreement, and Pronoun Reference, Week 10 in English 1. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.