It represents Lady Macbeth's malaise and guilt awakening and driving her to insanity. In this scene, she "sees" blood on her hands, a metaphor for her guilt, and it cannot be washed off- the sin cannot be undone. After this scene, Lady Macbeth's strength runs out and is overcome with guilt to the point that she commits suicide.
Try
<span>A. a dash
because the right side is not capitalized </span>
The deed that Hedda refest to here is what she thinks is Lovborg’s suicide.
Hedda, while talking to Brack, characterizes Lovborg's suicide as "<em>the last great act</em>", claiming that she admires that "<em>he should have the will and the strength to turn away from the banquet of life</em>".
She believes that Lovborg was brave upon deciding to take his own life so young, as the quote clearly states ("a deed of deliberate courage".)
The answer is A because its simple