Correct option is A
• General Awareness: India Yearbook (Govt.), Pratiyogita Darpan, Manorama Yearbook
• Quantitative Aptitude:
o Data Interpretation by Arun Sharma
o Quantitative Aptitude for Competitive Examinations by R.S. Agarwal
o The Pearson Guide to Quantitative Aptitude by Dinesh Khattar
• Reasoning: A Modern Approach to Verbal & Non-Verbal Reasoning by R.S. Agarwal
• English (Tier II Writing): Essays – 151 Essays for IAS/PCS (Disha) & Quarterly Current Affairs (Disha); Comprehension/Précis – various guides