Which commands should be used to grant the privilege allowing a role to select data...

grant USAGE on all tables in schema DB1.SCHEMA to role MYROLE;

grant USAGE on future tables in schema DB1.SCHEMA to role MYROLE;

grant SELECT on all tables in schema DB1.SCHEMA to role MYROLE;

grant SELECT on future tables in schema DB1.SCHEMA to role MYROLE;

grant SELECT on all tables in database DB1 to role MYROLE;

grant SELECT on future tables in database DB1 to role MYROLE;