Indian navy recently bid adieu to TU 142M patrol and anti sub marine aircraft. Consider the facts about this     aircraft:

a)    It was a Russian made, long range maritime patrol aircraft which played key role in operations including IPKF mission in Sri lanka, de inducted after 29 years.

b)    Tupolav -142M fleet is being replaced by 12 P8I maritime surveillance aircraft of Boeing which are equipped with harpoon anti ship missiles, lightweight torpedoes rockets &new generation sensors and radars.

c)    TU 142M was inducted in the navy at Dabolim in Goa in 1998 from Russia & shifted base to INS Rajali(T.N.) in 1992 .

d)    It also took part in TROPEX 2017 exercise .

Chose the correct option from below: