What is new authoritative GAAP literature & when was it implemented?

A) FASB ASC 606, Revenue from Contracts with Customers; Implemented in 2018
B) FASB ASC 842, Leases; Implemented in 2019
C) FASB ASC 825, Financial Instruments; Implemented in 2020
D) FASB ASC 450, Contingencies; Implemented in 2017