The answer is C A ball of dust, ice, and rock was pulled together by gravity.Oct 10, 2018
        
             
        
        
        
I think that it’s c, sorry if it’s not
        
             
        
        
        
yes most jobs are primary, secondart, tertiary, and quaternary
 
        
             
        
        
        
Answer:
GMOs refers to organisms that have had changes in their DNA using genetic engineering and the threat is to make ssure they are safe for people because if this genetic modifications.
Explanation:
GMO food is food produce from organisms that have been genetically modified and people is concerned about the dangers of eating this food. However, scientific data have said that it doesn't generate a risk to human health but every GMO food needs to be examine.