Option 1 -> (A), (B), (C), (D) - Incorrect order as FRBM Act (2003) came before Gender Budgeting (2005-06).
Option 2 -> (B), (A), (C), (D) - Correct chronological sequence: FRBM Act 2003, Gender Budgeting 2005-06, 101st Amendment 2016, GST 2017.
Option 3 -> (B), (A), (D), (C) - Incorrect as 101st Amendment (2016) came before GST implementation (2017).
Option 4 -> (C), (B), (D), (A) - Completely incorrect order.
Hence, Option 2: (B), (A), (C), (D) -> The correct chronological order is: Fiscal Responsibility and Budget Management Act was enacted in 2003, Gender Budgeting was introduced in the 2005-06 budget, the 101st Constitution Amendment Act was passed in 2016 to enable GST, and finally Goods and Service Tax was implemented on July 1, 2017. -> correct