Which part of a formal e-mail is optional?

the closing
the contact information
the person’s last name
the salutation

In hard times by charles dickens, mr. gradgrind is depicted as protective and respectful rigid and narrow-minded innovative and ambitious worldly and clever

Laugh and be merry, remember, better the world with a song,    better the world with a blow in the teeth of a wrong.    laugh, for the time is brief, a thread the length of a span.    laugh and be proud to belong to the old proud pageant of man. (laugh and be merry/john masefield/public domain) which of these is the main idea of the poem?

Why college athletes should not get paid to play state the claim a. point a b. direct quotation to support point a c. point b d direct quotation to support point b