Shakespeare's sonnets, including "Sonnet 29," have which characteristic? T all contain one quatrain and nine couplets. T all contain two quatrains and five couplets. T all contain four quatrains and no couplets. T all contain three quatrains and a couplet.

Answer:The sonnets of Shakespearean sonnet contains three quatrains and a couplet. Explanation:The sonnet form found its origin in Italy, which later got popularized by three major Italian masters namely Michelangelo,Dante and Petrarch.Similar to Italian sonnets, English sonnets too got popularized and got named as " Shakespearean sonnet " aer the most famous practitioner Shakespearean.It contains three quatrains which means a stanza that contain a total of 4 words lines. It also contains a couplet which means that it will contain  two lines of verse.Thus we can conclude that Shakespearean sonnet contains three quatrains and one couplet.