( Lakshya ) Degree Level Prelims & Mains Advanced Rank File : Trailblazing Question Series *2022 Edition - Set Of Vol 1 , 2 , 3 & 4 - Fully Syllabus Based ( 4 Volumes Set ) Based On NCERT & SCERT Textbooks, 4000+ Pages(Paper Binding, Malayalam, A Team of Experts, Team Lakshya, Arathy S)