Which best describes the tone shared by “A Psalm of Life” and “Auspex”?

The best answer is B. Energetic.

Both “A Psalm of Life” by Henry Wadsworth Longfellow and “Auspex” by James Russell Lowell share a tone of vitality and optimism, encouraging readers to embrace life actively and to live with purpose. They highlight the importance of motivation and a zest for life, rather than dwelling on negative emotions or passivity. If you have further questions, feel free to ask!