Jenkins, Inc. builds custom machines for manufacturers using robotic equipment. In 2016, the company decided to change from straight-line to double-declining-balance depreciation for its robotic equipment. It changed the life expectancy as follows:

Original cost of robotic equipment $2,000,000

Accumulated depreciation through 2015 $800,000

Original life in years 8

Remaining life in years 4

Determine the correct amount of depreciation to expense for 2016.

A. $250,000

B. $600,000

C. $300,000

D. $400,000