Exp) Option b is the correct answer.

Pair 1 is correct. Argentina has been experiencing one of its worst economic crises in recent history, marked by several key issues like inflation, recession, currency devaluation, debt etc.

Pair 2 is correct. In Sudan fighting has erupted between the regular army and a paramilitary force called the Rapid Support Forces (RSF). It is a direct result of a vicious power struggle within the country’s military leadership.

Pair 3 is incorrect. Turkey is currently the member of NATO and has not rescinded its membership.

Source: “https://www.thehindu.com/news/international/argentina-sharply-devalues-its-currency-and-cuts-subsidies-as-part-of-shock-economic-measures/article67633084.ece

https://www.firstpost.com/world/turkey-formally-ratifies-swedens-nato-membership-all-eyes-now-on-hungary-13656962.html

https://www.thehindu.com/news/international/argentinas-president-weighs-next-steps-after-economic-reform-bill-setback/article67823967.ece

https://indianexpress.com/article/explained/explained-global/why-are-sudans-army-and-paramilitary-forces-fighting-each-other-8559862/#:~:text=But%20the%20battle%20between%20the,crippled%20by%20massive%20foreign%20debt.”

 https://www.cnbctv18.com/views/zoomed-out-argentinian-economic-crisis-rooted-in-fascination-for-cash-and-runaway-inflation-16917671.htm

https://www.ft.com/content/14febdd5-5c3a-426b-a735-8c37497cd335

https://www.bbc.com/news/world-africa-65284948

https://www.bbc.com/news/world-europe-18023383#:~:text=Nato%20has%2032%20members%20across,%2C%20Lithuania%2C%20Latvia%20and%20Estonia