Pick out the antonym of the highlighted word in the following sentence:
A little learning is a dangerous thing.

Correct option is D

The correct antonym of dangerous is innocuous.
• Given word: Dangerous
Meaning: Likely to cause harm, risk, or injury; unsafe (जो हानि, जोखिम या चोट पहुँचा सकता है; खतरनाक)
Example: Driving on icy roads is dangerous.
• Correct answer word: Innocuous
Meaning: Not harmful or offensive; completely safe or harmless (हानिरहित, नुकसान न पहुँचाने वाला)
Example: His comments seemed rude, but they were actually innocuous.
Antonyms: Innocuous, harmless, safe, gentle.
Synonyms: Risky, hazardous, harmful, perilous.
Why other options are incorrect:
· (a) devilish – Means evil or wicked (शैतानी); similar to dangerous, not opposite
· (b) plain – Means simple or clear (सादा), not opposite of dangerous
· (c) smooth – Describes surface or process (चिकना/सुगम); unrelated to threat or risk