Which presidential power is balanced by required approval of the Senate with a two-thirds vote? ...

Which presidential power is balanced by required approval of the Senate with a two-thirds vote?
 
  a. extending diplomatic recognition to foreign governments
  b. terminating relations with other nations
  c. negotiating treaties with other nations
  d. negotiating executive agreements with foreign heads of state

Question -2-

United States v. Curtiss-Wright (1936), United States v. Pink (1942), and United States v. Belmont (1937) support the use of __________.
 
  a. executive agreements
  b. executive orders
  c. pardons
  d. appointments

Question -3-

Which president is associated with the founding of the nation?
 
  a. Benjamin Franklin
  b. George Washington
  c. John Quincy Adams
  d. Patrick Henry