Use the Information Presented Below for Chambersburg Corp ​
-Refer to the Information for Chambersburg Corp

Use the information presented below for Chambersburg Corp.for 2017 and 2016 to answer the questions that follow.Chambersburg uses the straight-line depreciation method. $\begin{array}{lrr}&\mathbf{2 0 1 7} & \mathbf{2 0 1 6} \\\text { Property, plant, and equipment }&\$ 250,000 & \$ 190,000 \\\text {Accumulated depreciation }&100,000 & 85,000 \\\text { Depreciation expense }&62,500 & 47,500 \\\text { Net sales }&1,000,000 & 900,000 \\\text { Average Total assets }&625,000 & 475,000\\\end{array}$ ​
-Refer to the information for Chambersburg Corp. ?
Using the 2017 data, what is the average age of Chambersburg's property, plant, and equipment?

A) 1.60 years
B) 2.50 years
C) 4.00 years
D) 10.00 years