.answer:
the correct answer is (c)
explanation:
information systems manager (IS Manager) represent data innovation in an association, regulating a group of IT experts. The job incorporates data frameworks arranging, establishment, and support, including equipment and programming overhauls. IS directors may concentrate on a particular issue, for example, arrange security or Internet administrations, or they may organise all innovation tasks
 
        
             
        
        
        
Answer:
Quality control
Explanation:
Quality control is a system of maintaining quality by periodically testing a sample of the output to ensure that is within the specifications.
 
        
             
        
        
        
Answer:
Marketing mix 
Explanation:
The marketing mix is a combination of product, price, place, and promotion. The marketing mix is also called 4Ps. These factors determine the marketing strategy through which they get to know their position in the market.  
The price is the value which is given to the customers
The product is the item which is to be shown to the customers
The place is the location in which the product is sold to the customers
And the last is a promotion in which the product is communicated to the end numbers of people either by word of mouth, by adverting, etc
                                    
 
        
             
        
        
        
The analysis of past sales and interpretation of cost information are important in evaluating performance and providing useful facts for future planning. All these activities rely on marketing information and a rigorous marketing research process to produce insights managers can trust and act on.
        
             
        
        
        
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