In this excerpt from “the raven” by edgar allan poe, select the phrase or sentence which indicates the time when the events occur. once upon a midnight dreary, while i pondered, weak and weary, over many a quaint and curious volume of forgotten lore— while i nodded, nearly napping, suddenly there came a tapping, as of some one gently rapping, rapping at my chamber door. “’tis some visitor,” i muttered, “tapping at my chamber door— a. once upon a midnight dreary b. over many a quaint and curious volume c. as of some one gently rapping, rapping at my chamber door check answer