Correct/Complete question: For how long should a certified personal trainer maintain accurate contract and appointment records?
a. 3 years
b. 4 years
c. 2 years
d. 1 year
Answer:
4 years
Explanation:
A certified personal trainer is expected to maintain accurate record of contracts and appointment for at least 4 years before discarding them so as to be able to use them for future assessment or reference purposes. These records are kept in both soft and hard copies. the hard copies can be recycled after 4yeasr at least while the soft copies are kept in a database which can last for almost forever. 
Cheers
 
 
        
             
        
        
        
Answer:
I would say B, this career is unlikley to be a good fit for you.
Explanation:
It's common for your charateristicts to be different than those of the people in the job, but you must first always make sure that this is job is going to be ideal for you. 
hope this helps! 
 
        
             
        
        
        
The lowest fees for investors are typically found in a type of passive investing called the Index Fund investing.
        
             
        
        
        
Answer:
100 units
Explanation:
Given that,
Annual demand (D) = 500 units
Ordering cost (S) = $5 per order
Holding cost (H) = $0.50 per unit per year
Optimal order quantity(Q):




       = 100 units
So, the optimal number of diamonds to be ordered is 100 units.