<span>The issue is the climate change. When you say Greenhouse effect it only remains in the upper layer of the atmosphere. It creates a covering around the earth that stops or hinder the heat from escaping earth's surface. Therefore this protocol addresses the climate change issue.</span>
        
             
        
        
        
Values and attitudes are our basic premise to how our behavior is determined. Values can include belief systems which make up our prejudice, conceptualizations and impressions on a certain stimuli. Attitude includes our choice either to accept or reject a certain stimuli because of the values we possess. 
        
             
        
        
        
C. The separation of sister chromosomes
        
             
        
        
        
The cell theory is fundamental to all living things. 
        
             
        
        
        
The correct alignment for a solar eclipse is <span>sun - moon - Earth. It is letter A.
>Solar Eclipse--only occurs when </span><span>Moon passes between Earth and Sun
>Its shadow has</span> two parts namely:
<span>1. Penumbra--<span>The Moon's faint outer shadow.
</span>2. Umbra---<span>The Moon's dark inner shadow.</span></span>