Did trial counsel provide ineffective assistance to his client upon his failure to research, investigate, and object to his client's career offender classification predicated on two prior convictions of conspiracy to commit a violation of 21 U.S.C. §841?

QUESTION(S) PRESENTED Did trial counsel provide ineffective assistance to his client upon his failure to research, investigate, and object to his client's career offender classification predicated on two prior convictions of conspiracy to commit a violation of 21 U.S.C. §841? Has Congress delegated it's legislative authority to the Sentencing Commission to modify its statutory directive and include conspiracy offenses to the definition of "controlled substance offense" through commentary? -i