Answer:
Elemental sulfur is used in black gunpowder, matches, and fireworks; in the vulcanization of rubber; as a fungicide, insecticide, and fumigant; in the manufacture of phosphate fertilizers; and in the treatment of certain skin diseases. The principal use of sulfur, however, is in the preparation of its compounds.
 
        
                    
             
        
        
        
Hi hun! 
The answer to this question is going to be A.
-If you need me to explain more I gladly will just make a comment and I will let you know whatever you need!
-I hope this helps!!
 
        
             
        
        
        
Answer:
ACROSS: REACH, CHARGES, CARE, HEARS.
DOWN: CRASH, GEARS, CAGES.
Explanation:
See picture below: