4. On January 1st, 2014 Flynn Treasures bought a truck for $20,000. The truck has an estimated salvage value of $5000 and an expected life of 5 years or 100,000 miles. The company uses double declining depreciation. What will the depreciation expense be in 2016, in which the truck traveled 23,200 miles?

a.$2200

b.$2880

c.$3000

d.$3480