Answer:
Option $6,000
Explanation:
Data provided in the question:
Cost of the machine acquired = $30,000
Classified useful life = 5 years property
Now,
The MARCS rate for 5 years property, the depreciation rate is 20%
Therefore,
The depreciation for the year 2019 will  be
= 20% of the Cost of the machine acquired 
= 0.20 × $30,000
= $6,000
Hence,
Option $6,000
 
        
             
        
        
        
Answer:
Residual or salvage value isn't needed in the calculation of deprecation expense using the double declining method. 
Explanation:
Deprecation expense using the double declining method = [2 ×(1/useful life)] × cost of the asset 
I hope my answer helps you 
 
        
             
        
        
        
Answer:
Research and development
Explanation:
Fixed cost is cost that does not vary with output. It is cost that is incurred regardless of the units of output produced
Discretionary fixed cost is cost that is incurred at the discretion of the management of a company. 
 A company can decide to undertake research and development or not to. So, it is an example of discretionary fixed cost
 
        
             
        
        
        
why would you post on brainly, only to give the answer?
but your right, its b. wired