In the standard block letter format, the a) enclosure notation ...

[stevenposner]

In the standard block letter format, the
 
  a) enclosure notation appears before the complimentary closing.
  b) heading appears above the date.
  c) sender's address is omitted.
  d) sender's signature appears above the complimentary closing.
  e) All of these answers are correct.

Question 2

How did the number of youths 18 or younger having cosmetic surgery change between 1997
  and 2007?
 
  a. it decreased by half
  b. it almost doubled
  c. it more than tripled

[pallen55]

Answer to Question 1

b

Answer to Question 2

b