Correct option is D
·
Meaning of "Sanguine": Optimistic or cheerful, especially in difficult situations.
·
Synonyms: Hopeful, confident, buoyant, positive.
·
Antonyms: Depressed, pessimistic, gloomy.
·
Why other options are incorrect?
·
Hopeful, Confident & Buoyant: All describe optimism and positivity, which are synonyms of sanguine.
·
Example :
"Despite the financial crisis, the businessman remained sanguine about the future of his company."