One Word Substitution

DIRECTIONS : In each of the following questions, out of the four alternatives, choose the one which can be substituted for the given words/sentence.
56. Forcing out(blood, etc). from its vessel
  A.  Extricate
  B.  Exuberate
  C.  Extrapolate
  D.  Extravasate
57. Walk in a vain, self important way
  A.  Jog
  B.  Trek
  C.  Trudge
  D.  Strut

58. Bring to an end
  A.  Finish
  B.  Final
  C.  Hurl
  D.  Hustle
59. One who specifalise in the study of birds
  A.  Zoologist
  B.  Bilogist
  C.  Naturalist
  D.  Ornithologist
60. A person who brings goods illegally into the country
  A.  Importer
  B.  Exporter
  C.  Imposter
  D.  Smuggler