Its a escape room assignment, the letters to unscramble are answer choices A, B,C, D. for each number there is a number that represents it. I have to type in the 4 numbers for the 4 questions answers which I have but I cant figure out what number is what letter.

Explanation: i think you add them to get the corresponding number

mount st. helens in washington erupts, causing a massive avalanche and killing 57 people on this day in 1980. ash from the volcanic eruption fell as far away as minnesota. seismic activity at mount st. helens, which is 96 miles south of seattle, began on march 16.