Answer:
The Petrarchan sonnet is a sonnet with 14 lines and two subgroups- an octave and a sestet. The octave follows the rhyming scheme of ABBA ABBA and the sestet follows either CDE CDE or CDC CDC. On the other hand, a Shakespearean sonnet have 14 lines with 4 subgroups, three quatrains and a couplet.
Step-by-step explanation: