Whether the district court's modification of a sentence via 18 U.S.C. § 3553(a) to include deciding whether to retroactively apply the plain language of the criminal statute U.S.S.G. § 1B1.10(b)(1) within an authorized 18 U.S.C. § 3582(c)(2) 'proceeding' violates the Constitution's Due Process Clause and non-delegation principle

QUESTION(S) PRESENTED : , modification: via 3553(A); include deciding whether to : retroactively apply the plain language of the criminal statute 1B1.10(B)(1)... Inside a authorized [782,788] : 3582,(C)(2) "proceeding", violate the Constitution's Due Process Clause, and non-delegation principle? | B i i