<span>When a testcross between f1 dihybrid flies produces
more offspring with both traits like those of one parent, or the other than
offspring with recombinant-type traits are produced means that the two genes are
link. The reason that linked genes are inherited together is that they are
located on the same chromosome.</span>
 
        
             
        
        
        
I apologize in advance if this is incorrect but what I was taught is that the correct answer is gather data to design a recovery plan.
        
                    
             
        
        
        
Answer is C hope it helps
        
             
        
        
        
Answer:
Dry air is a mechanical mixture of nitrogen, oxygen, argon and several other gases in minor amounts.
Explanation: