May a district court defer to the Sentencing Guideline commentary without first determining if the guideline is genuinely ambiguous

QUESTIONS PRESENTED (1) May a district court defer to the Sentencing Guideline commentary without first determining if the guideline is genuinely ambiguous. Kisor v. Wilkie, 139 $.Ct. 2400, 2415 (2109) (2) Does Application Note 1 for U.S.S.G. §4B1.2 of the Career Offender Guideline improperly include conspiracies and other inchoate offenses into the ambit of the guideline. ii