The Lake School of Poetry refers to a group of poets who lived in the Lake District of England and were associated with Romanticism. The group included:
William Wordsworth
Samuel Taylor Coleridge (S.T. Coleridge)
Robert Southey
These poets are often referred to as the Lake Poets because of their residence in the Lake District and their shared themes of nature, imagination, and emotional depth.
Why is the correct answer 3. William Blake?
William Blake was a Romantic poet, but he was not associated with the Lake School of Poetry.
He had a distinctive style and vision, focused on mysticism, symbolism, and social commentary.
Unlike Wordsworth, Coleridge, and Southey, Blake did not belong to or associate with the group centered in the Lake District.
Summary:
Associated with the Lake School: Wordsworth, Coleridge, Southey.
Not associated with the Lake School: Blake (hence the correct answer is 3).