In "check," which lines make up a rhyming couplet? a. "—i heard the rustling of her shawl / as she threw blackness everywhere" b. "along the sky, the ground, the air, / and in the room where i was hid! " c. "she crept and did not make a sound, / until she reached the tree: and then" d. "to everything that was without, / she could not put my candle out! "