Answer:
This is a sonnet
Explanation:
A sonnet is a 14 lines poem with an octave (two quatrains with four lines each) and a sestet. A sestet is a stanza which consists of six lines.
Here, in this question, Shakespeare wrote his poem comprising of five pairs of line (5 * 2 = 10 lines).
A Sonnets uses iambic pentameter ( pattern of unstressed syllable followed by stressed syllables) followed by a set of rhyme scheme
This is a sonnet