Answer:
 Option D and E
Explanation:
 
 Hope it was helpful for u
 
 
        
             
        
        
        
I got two, but I could be wrong.
        
             
        
        
        
Explanation:
As The Cell To Divide The Cell Make a Copy that make an Chromosome 
The Chromosome are Called Sister Chromatids . The Sister are identical to the one another and are attracted to each other by Proteins Called Cohesins
 
        
             
        
        
        
The answer is; burning unleaded gasoline
Unleaded gasoline does not reduce carbon emissions. The lead was added to fuel ideally for vehicles to reduce the knocking of engines. Lead in its chemical structure also increased fuel octane levels. When lead was discovered to be a neurotoxin, it was banned as an additive in fuel in most countries.