Answer:
Hard Bop
Explanation:
Hard Bop was birthed as an opposition to cool jazz of 1950s and was played mostly by urban musicians (from Philadelphia and Detroit) reflecting an East Coast, extroverted response to urban life. 
While cool jazz preferred a light timbre, hard bop preferred a sound that was heavy, dark and impassioned. The saxophone of choice was tenor which replaced the alto and drummers played in a more assertive style.
 
        
             
        
        
        
B. Shutter because it allows light to pass for an determined period
        
                    
             
        
        
        
Answer:
largo
Explanation:
largo isn't the slowest, but it's most commonly known as the slows tempo speed