Cobalt Company Makes a Household Appliance with Model Number X500

Cobalt Company makes a household appliance with model number X500.The goal for 2018 is to improve product design and outlook.No defective units are currently produced.Manufacturing conversion costs depend on production capacity defined in terms of X500 units that can be produced.The industry market size for appliances increased 10% from 2017 to 2018.The following additional data are available for 2017 and 2018:

Out of the two basic strategies,Cobalt's strategy is ________.

A) product differentiation because Cobalt is able to produce a given quantity of output with a lower cost of inputs
B) cost leadership because Cobalt is able to produce a given quantity of output with a lower cost of inputs
C) cost leadership because Cobalt is able to increase its output price faster than the increase in its input prices
D) product differentiation because Cobalt is able to increase its output price faster than the increase in its input prices