Jenkins, Inc Determine the Correct Amount of Depreciation to Expense for 2018

Jenkins, Inc. builds custom machines for manufacturers using robotic equipment. In 2018, the company decided to change from straight-line to double-declining balance depreciation for its robotic equipment. It changed the life expectancy as follows: $$\begin{array} { | l | r | } \hline \text { Original cost of robotic equipment } & \$ 2,800,000 \\\hline \text { Accumulated depreciation thru } 2017 & 860,000 \\\hline \text { Original life in years } & 8 \\\hline \text { Remaining life in years } &4 \\\hline\end{array}$$ Determine the correct amount of depreciation to expense for 2018.

A) $350,000
B) $485,000
C) $430,000
D) $970,000