Give a brief answer to each of the following questions in English.Please discuss Hawthorn’s symbolism in his masterpiece The Scarlet Letter.
A. THE SYMBOL CAN BE FOUND EVERYWHERE IN HIS WRITING, AND HIS MASTERPIECE PROVIDES THE MOST CONCLUSIVE PROOF.  
B. BY USING PEARL AS A THEMATIC SYMBOL, HAWTHORNE EMPHASIZES THE CONSEQUENCE THE SIN OF ADULTERY HAS BROUGHT TO THE COMMUNITY AND PEOPLE LIVING IN THE COMMUNITY.  
C. AS A KEY TO THE WHOLE NOVEL, THE LETTER “ A” TAKES ON DIFFERENT LAYERS OF SYMBOLIC MEANINGS AS THE PLOT DEVELOPS, BUT PEOPLE COME UP WITH DIFFERENT INTERPRETATIONS AND THEY DO NOT KNOW WHICH ONE IS DEFINITE.