I'm guessing Gas............................................
        
                    
             
        
        
        
Align perpendicular to the plane in which the maximum compressive stress in applied, as the space in the rock is reduced. 
Hope This Helped :)
        
             
        
        
        
Answer:
attend party meetings
Explanation:
A member of any party is always supposed to work for welfare of party at first, rest is secondary for political party member