Answer:
Option C. is correct choice.
Step-by-step explanation:

Regards: Umer
 
        
             
        
        
        
B) 4Na + O₂ → 2Na₂O
b) H₂ + Cl₂ ---> 2HCi
        
                    
             
        
        
        
Answer:
A: Independent
Step-by-step explanation:
 
        
             
        
        
        
2) 
a*2 + b = 26;
a*(-4) + b = -16;
then, a*6 = 42 => a = 7 => b = 26 -14 => b = 12;
from table, 7*9 + 12 = 63 + 12 = 75, correct;
                7*(-8) + 12 = -56 + 12 = -44, correct;
slope = ( -44 + 16) / ( -8 + 4) = ( - 28) / (-4) = 7 = a;