Answer:
Using the straight-line method, the book value at December 31, 2018 would be: A.$53,760.
Step-by-step explanation:
Year 1 Year 2 Year 3 Year 4 Year 5
Cost 67200 53.760 40.320 26.880 13.440
Dep-Acu 13.440 13.440 13.440 13.440 13.440
Book Value 53.760 40.320 26.880 13.440 0