Which ponds contained only killifish as predators?

Which ponds contained only killifish as predators?
 
  a. primero and quinto
  b. segundo, tercero, and sexto
  c. tercero and quinto
  d. quarto, sexto, and septimo
  e. none of the above (all ponds containing killifish also contained cichlids)

Question 2

Jean Baptiste Lamarck developed a hypothesis that has been referred to as inheritance of acquired characteristics. In it he proposed that
 
  a. giraffes were created with long necks.
  b. giraffes with slightly longer necks would be better able to reproduce.
  c. changes in structure size in an individual can be inherited.
  d. all members of a species must change identically.
  e. giraffes developed longer necks to compensate for shorter legs.