Answer:
a.A b
Explanation:
proportional relationship is formed by the above
 
        
             
        
        
        
Answer:
Autism
Explanation:
Description from the passage from your question is telling us that seems that Liam has autism. Sometimes it is hard to recognize it at that age because Liam is only two years old.
The children that have autism don't like to be touched and they don't like to make eye contact with anyone.
 
        
                    
             
        
        
        
Analytical sciences are subject to the subjectivity of analysis and hence proved in courtroom on case to case basis. 
Explanation:
Analytical branches of the sciences are the ones in which analytics define what propositions are true or not and not based on proving of theories or hypothesis. 
This gives the work a subjective edge in that it is not completely based in proof as it cannot be. 
Analysis by the virtue of the process has certain scope for human error in it thus the court proceedings do consider analytics as evidence but as a subject to human error and bias from the side of the analyst analyzing the data.