Correct option is C
The correct one-word for the given group of words is (c) Fastidious.
Explanation:
Fastidious means
very attentive to and concerned about accuracy and detail; extremely hard to please;
अत्यधिक चयनशील/नख़रे वाला/बहुत सूक्ष्मता से जाँचने वाला. Such a person demands the finest standards and is easily dissatisfied.
Example:
The chef was so
fastidious
that he rejected vegetables for being a millimeter off in size.
Meanings of the other options:
·
Docile: easily managed; submissive;
आज्ञाकारी/विनम्र.
·
Hostile: unfriendly; antagonistic;
शत्रुतापूर्ण.
·
Gullible: easily deceived;
भोला/सहज विश्वास करने वाला.