“The largest waves happen during the first hour of sleep, which is the part known as slow sleep” Is the dependent clause “which is the part known as slow sleep” ? if so, whats rhe subject and predicate?

When trisha saw the boys on the stage she exclaimed finally a group of students who can act

What does the line rage, rage against the dying of the light from the poem "do not go gentle into that good night" have in common with the line ride the six hundred from the poem "the change of the light brigade? "a. they end each stanzab. they are repetitious linesc. they end a sestetd. they begin an octave

“we have had a little rain.” said the woman she looked out into a flood. hyperbole, understatement or neither