"In spite of being warned repeatedly, he failed to correct his _________ behaviour."
The word that best fills the blank in the above sentence is
(A) rational (B) reasonable (C) errant (D) good
Options:
(A) rational
(B) reasonable
(C) errant
(D) good
Official Answer Key:
C
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE BT 2018 Q.02)**
**1. Governing Concept & Question Classification**:
- **Section**: General Aptitude (GA)
- **Question Type**: **MCQ** (1 Mark)
- **Topic**: English Vocabulary (Contextual Antonyms / Concession)
**2. Detailed Step-by-Step Analysis**:
- The sentence states: *“In spite of being warned repeatedly, he failed to correct his _________ behaviour.”*
- The phrase *“In spite of being warned repeatedly”* introduces a concessive clause indicating wrongdoing, misconduct, or straying from acceptable standards that required correction.
- The adjective qualifying "behaviour" must describe improper, aberrant, or misbehaving conduct.
- **Errant** means straying from the proper course, misbehaving, or deviant, perfectly fitting the need for disciplinary warnings.
- **Option-by-Option Evaluation**:
- **Option (A) [INCORRECT]**: *"rational"* means logical or based on reason, which would not warrant warnings or need correction.
- **Option (B) [INCORRECT]**: *"reasonable"* means sensible or moderate, which is positive behavior.
- **Option (C) [CORRECT]**: *"errant"* means delinquent or deviating from acceptable conduct, which one would be warned repeatedly to correct.
- **Option (D) [INCORRECT]**: *"good"* contradicts the necessity of warnings and correction.
**3. Final Answer / Verification Summary**:
- **Official GATE Answer Key**: **C**
- **Scoring Criteria**: +1.0 Mark (Negative marking: -0.33 marks).
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