A grim specter has crept upon us almost unnoticed, and this imagined tragedy may easily become a stark reality we all shall know. (a) A specter is a source of terror or dread. Why might Carson have chosen to use this word in the last sentence of the excerpt?
(b) What mood does this word choice create?
In Silent Spring

A) Carson has chosen this word in the last sentence of the excerpt to express his apprehension.  

B) The mood this word choice creates is tension as well as fear.  The words "grim specter" create an uneasy mood somewhat like fear.  Also this excerpt of the sentence proves the tension amid:

"has crept upon us almost unnoticed, and this imagined tragedy may easily become a stark reality we all shall know."

Explanation:

da|\/|n

hope that helps ;)

it's called a epic poem i believe, hope this ☺

this question is grammatically incorrect and is illegible to me so i can not answer.