Answer: D. All of these choices are correct.
Explanation:
Lean manufacturing occurs when an organisation produces goods using as little resources as they can, while still producing enough goods at the correct quality.
This includes all options (a-c) for the following reasons:
a. Supplier partnering - it is important to have a smooth operations in terms of the organisation's relationships with their partners. This leads to an efficient supply management because this leads to better control over the flow of material and production planning, especially when the aim is to use minimal resourses.
b. Employee involvement - in lean manufacturing, less human effort is required. However high quality goods at the right quanity still needs to be produced.Therefore it is important for the little employees needed, to work cohesively to produce these goods effectively and efficiently. 
c. Product orientated production layout - Also known as assembly line, this is when employees perfom minimal functions at a time, to produce large quantities of a few types of products that are different. 
So for lean manufacturing to be implemented and operate effectively, it requires all these options.
 
        
             
        
        
        
Answer:
The correct answer is $18920.
Explanation:
Boone Company purchased a piece of machinery by paying $18,000 cash.
In addition to the purchase price, the company incurred $800 freight charges.
Estimated useful life of the machine is 5 years and will require $600 for insurance over that period.
So insurance money for a year = $ ( ) = $120.
 ) = $120.
Boone Company would record the cost of the machine at  $ ( 18000+ 800+ 120) = $ 18920.
 
        
             
        
        
        
Answer: Unearned warranty revenue
Explanation:
Unearned warranty revenue is usually shown as an unearned revenues in the accrued liabilities during the preparation of the balance sheets.
It should be noted that the unearned warranty revenue is a characteristic of both the sales approach for service-type warranties and the expense approach for assurance-type warranties. 
 
        
             
        
        
        
C. money is often not reinvested into the country
        
             
        
        
        
Answer:
Ans. Car loans must be $4,000,000 and Home loans $16,000,000 in order to use all the conditions in the problem. Return= $2,000,000
Explanation:
Hi, well, you need to make sure to get as many car loans as the conditions of the problem allows you, since it returns 14%.
I used MS Excel solver to find this result, please download the excel spreadsheet attached to this answer.
Best of luck.