The correct answer is to this open question is the following.
Although there are no options provided, we can say the following.
The IDF planes were so effective in the Battle of the Beirut-Damascus Highway because it was the first time that an air raid operation from a western air force could destroy and defeat the anti-missile network built by the Soviet Union Army. We are talking about the Israeli Operation Mole Cricket 19, on June 8, 1982, when Israel was fighting Syria, in one of the many conflicts in the Middle east. In this case, the Lebanon War. The Israel Defenses Forces had just invaded Lebanon when Israeli Military officials decided to start the air operation.
