The time period being referred to is the sensitive period. This time period is also referred to as the critical period. The importance of a critical period is such that it must involve certain stimuli from which an organisms learns and acquires traits. If some of these stimuli are not present in the critical period, the organism has difficulty acquiring the trait or skill, and may even find it to be impossible to learn the skill.
        
                    
             
        
        
        
The answer is A. By gemmules
        
             
        
        
        
The portion of the pharynx that receives air from the internal nares is the nasopharynx.
Hope this helps!
-Payshence xoxo
 
        
             
        
        
        
<h3>C.Green only</h3>
At low light levels, green leaves are most efficient at photosynthesis. But well yeah, in sunny days, red light will work the same as green light
 
        
        
        
I do not associate with nigers