Trivial means to be of little value, so i’d say the answer is D. unimportantly
T emphasizes how much the speaker admires and loves this man and also like his best friend.
Rama makes Sugriva assured about his power and considered Bali's crime to unpardonable of taking his brother's wife. Rama asks Sugriva to invite Bali for duel wherein Bali at first defeat Sugriva very badly and Rama is unable to identify who is Bali and Sugriva as both looked similar. For Sugriva's recognition, Rama asks Sugriva to wear garland. Upon calling Bali gain for duel while Bali arrives Sugriva signals to Rama to shoot him with an arrow and thus defeats Bali and Sugriva becomes the ruler of the Kishkindha.
The correct way to put this would be I hardly have five hours of sleep a night upon arrival, but it's worth it.
People should always do what's right, even when it's illegal.