An area with unifying characteristic is called as a region. The region is a broad geographic area, which is differentiated from other because of the similar features. In a region one or more than one types vegetational climax might be present. It is the continuous and extensive part of the surface. The area in a region is indefinite.
Hence, the given blank can be filled with region.
 
        
             
        
        
        
Let,
Dominant trait, red color be designated as C'C'
Recessive trait, white color be represented as C"C"
The F₁ generation of the cross : 
C'C'  X C"C" = C'C"
F₂ generation cross is shown in the image attached.
According to the cross, the probability of pink flower being produces 1s 50%
 
        
             
        
        
        
"It is extremely subjective" is the one statement among the following choices given in the question that is false regarding <span>cladistic analysis. The correct option among all the options that are given in the question is the fourth option or option "d". I hope that this is the answer that has actually come to your help.</span>