Plea i need to answer this correctly to pass study which of the following sentences have been correctly punctuated? the polar bear, which is an endangered species, lives mostly in the arctic region. "there i was" murmured the eight year old as he started to think back. allusion is a figure of speech that refers to another work in order to explain an idea. some students prefer learning from the textbook others prefer e-learning. the president said, "stand united and no one can defeat you. victory will be ours"!