The 1rst one
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Answer:
The potential benefits of this type of situation are articulated below.
Explanation:
- This could help throughout the knowledge of quality health services or could update new policies and procedures on health organizations that will be of benefit to something like the construction process. 
- Might well encourage you to understand how to manage financial affairs. What about an offer to customers, expenses, and so on. 
 
        
             
        
        
        
Answer:
A. This is a bilateral, valid, executory contract
Explanation:
As in the given scenario, the offer and acceptance is made between the Mary and Hal which reflect the valid contract as in this both parties have expresses to enter into a contract
Plus, it is a bilateral contract in which both parties agree to do his/ her positions.
And, it is also an executory contract in which the contract is completed at some future i.e in this case the contract is completed when delivery and payment are made.