Pakistan Air Force ‘s (PAF) retaliatory action against India on Feb 27 will be observed as ______?

1) Operation Maitri
2) Operation Blue Star
3) Operation Trishul
4) Operation Swift Retort

Explanation:
The Pakistan Air Force announced that they will observe its retaliatory action against India on February 27 against the Balakot strike of Indian Air Force as ‘Operation Swift Retort’.The Indian air strikes at Balakot terror camp on February 26 was response of Pakistan based Jaish-e-Mohammed (JeM) attack by a suicide bomber in Pulwama that killed 40 CRPF jawans.In response to Indian attack, Pakistan Air Force (PAF) retaliated and captured IAF Wing Commander Abhinandan Varthaman who was released by Pakistan on March 1.