B. The ability to respond to the environment good decision
 
        
             
        
        
        
Explanation:
Body cells make up the body of any multicellular organism. A body cell contains a complete number of chromosomes and is called a diploid cell while a gamete contains only half the number of chromosomes of its parent cell, and it is called a haploid cell.
Hope it's R8
 
        
             
        
        
        
"Eukaryote" roughly translates as "truly nucleated" and refers to organisms with a membrane-bound nucleus. 
Such membrane-bound organelles are thought to have arisen via the invagination of the cell's own plasma membrane. 
Other organelles such as the mitochondria and the chloroplast are believed to have once existed as separate organisms, but which were engulfed by other cells, forming a symbiotic relationship.
 
        
             
        
        
        
Other reasons are 
Not finishing the antibiotics. 
Or
Taking antibiotics too often
        
                    
             
        
        
        
Answer:
B and C are correct
Explanation:
Gelatin also referred to as hydrolyzed collagen.collagen is a structural protein in animal and undergoes hydrolysis to form gelatin.
 Gelatin appears as a translucent, colorless and flavorless food ingredient used as gelling agents in food, drugs and  cosmetics.
When dry it is bristle and becomes gummy when moist. 
Gummy bears are known for their chewiness and gelatin gives them the chewiness.