Final answer:
Wordsworth describes his reaction as a boy in the countryside at Tintern Abbey as being overwhelmed with joy and wonder.
Step-by-step explanation:
Wordsworth describes his reaction as a boy in the countryside at Tintern Abbey as being overwhelmed with joy and wonder. He was deeply moved by the natural beauty around him and his senses were keenly attuned to the sights, sounds, and colors of the environment. In his poem, Wordsworth expresses his deep connection and spiritual awakening through the sublime power of nature and its ability to uplift the human spirit.