Answer:
C. Libya
Step-by-step explanation:
As a response to the bombing of a Disco in West Berlin, US raids attacked Lybia in a operation called El Dorado Canyon.
The air strikes against Lybia was ordered by Ronald Reagan as a measure to counter terrorist in a time were increasing Anti Americanism and Anti British movements were increasing in popularity among radicals.
The air strikes on Tripoli are believed to have been a measure following the official US stance on terrorism that emerged some years before.
The evidence of the Lybian involvement came as US intelligence intercepted a radio message sent from Lybia to diplomats in East Berlin.
The last decades of the last century specially were prone to terrorist and attacks from radicals that emerged as a bipolar world no longer existed and left America vulnerable to groups seeking to reivindicate geopolitics in the Middle East and worldwide.