IKMC 2027 - Grades 7-8 - Self-study SET 14 - Thematic Batch 3 Question 14

Andrew, Boris, Victor and David are in Grades 1,2,3,4, one in each grade, in an unspecified order. Boris is in neither Grade 1 nor Grade 4. Victor is not in Grade 4, and Andrew is in Grade 2. Who is in Grade 3?