If the innate immune response is not effective, what form of immune response occurs next?

If the innate immune response is not effective,
  what form of immune response occurs next?
 
  a. antigen detection of PAMPs
  b. phagocytosis
  c. NK cells start destroying cells
  d. antigen detection by antibodies
  e. more than one of these occurs next

Question 2

Gerard is a 10 year old boy in a family of five.
  To which member of his family would his
  MHC genes be the most the same?
 
  a. his father, Donn
  b. his mother, Sabine
  c. his sister, Eliza
  d. his identical twin, Gerome
  e. his identical twin, Gerome, and his sister,
  Eliza, would have MHC genes equally the
  same as Gerards