दिए गए वाक्यांश के लिए एक शब्द का चयन करें: 'रोगों के कारणों और प्रभावों का विज्ञान।'

In the following sentence, four words given in bold are marked as (A), (B), (C), and (D). Choose the pair(s) of words that need to be interchanged to make the sentence grammatically correct and meaningful: Tribulations (A) in the face of stoic (B) is a trait found in adversity (C) individuals who refuse to let equanimity (D) disturb their inner peace.

In the following sentence, four words given in bold are marked as (A), (B), (C), and (D). Choose the pair of words that need to be interchanged to make the sentence grammatically correct and meaningful: The broad (A) meeting was held in surreptitious (B) daylight to avoid suspicion (C), although the clandestine (D) nature of the topics discussed remained unchanged.