Explanation: In formal logic, a conditional statement and its contrapositive are logically equivalent. If the original statement is true, its contrapositive is true as well. The converse and inverse are not necessarily true.
Revision topic: CSAT reasoning. This is an original practice MCQ, not an exact previous-year question.
#UPSCPrelims #CSAT #UPSCMCQ #LogicalReasoning #UPSC2022 #CivilServicesExam #CSATPreparation #PrelimsPractice