Question

According to wordsworth's preface, a poet creates a poem _____. (by following certain rules of writing, when the experience or emotion first appears to him, after meditating on the subject)

Answer 1

after meditating on the subject

Step-by-step explanation:

Answer 2

According to Wordsworth's preface, a poet creates a poem B. when the experience or emotion first appears to him. I consider the second option as the most suitable one because poet always represents his ability to feel human's nature and uses both his insight and imagination that creates blissful mood.
Do hope it will help you.