Itr-4 sugam

In TDS schedule  - what exactly is meant by deducted year?

(a) The starting of financial year  eg  FY  2016-17    then select  2016

(b) The Year common to FY and AY  eg FY 2016-17 AY 2017-18   then select  2017

(c) The Year actually paid  eg FY 2015-16  TDS  Transaction date 31/03/2016  then select 2016

(d) The Year of booking  appearing in 26AS

One client has TDS of this year , B/F  and  in same FY year  both years  2016 and 2017.