Which type of plan shows the layout of the HVAC system? Mechanical. 
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Explanation</h3>
 Mechanical. The mechanical plans show the heating, ventilation, and air conditioning (or HVAC) systems of a building. These are all elements you will find in mechanical drawings.
 
        
             
        
        
        
The second option is the answer.
        
                    
             
        
        
        
I figured it was between either B or D, but i feel a bit more confident with D, so you should chose that.
        
             
        
        
        
Answer:
You cant you would need to make a new acount. sorry. 
Explanation: