R Programming task -- 2

R programming need it done within 24 hours.
Requirement:
Build Both:
– A Leaps automatic model selector using Cp, and PRESS
– And a lars automatic model selector using both Cp
and cross validation MSE
– Compare predictions of each operating on Full 2nd
order set of variables for Auto data, and on Each
country of origin separately with full 2nd order set of
variables.
– Anything interesting in you can pick up on what is
going on in the different countries

Libraries used (LARS), (ISLR)

Will provide resource necessary to complete.
Willing to pay 250$