Determine whether goal or data driven or bidirectional search would be preferable for solving each of the following problems. Justify your answer.

a.)you have met a person who claims to be your distant cousin, with a common ancestor named john smith. you would like to verify her claim.

b.)another person claims to be your distant cousin. he does not know the common ancestors name but knows that it was no more than eight generations back. you would like to either find this ancestor or determine that the person did not exist.

c.) diagnosing mechanical problems in an automobile.

d.)classify animals by characters, species, genus, etc