The amounts of e-waste generated in a region during two years were 14,200,000 tons and 10,700,000 tons. What was the total e-waste generated over these two years in the region, expressed in scientific notation? (5 points)
Group of answer choices
2.49 ⋅ 1014 tons
2.49 ⋅ 107 tons
24.9 ⋅ 1014 tons
24.9 ⋅ 107 tons