The answer is B. The linking verb is 'is'. Linking verbs do not show any action but they connect the subject of a sentence to a word that gives information about that subject.
        
                    
             
        
        
        
Answer:
Kinetic energy is the energy of motion while potential energy is energy that an object could have.
Explanation:
 
        
                    
             
        
        
        
Laughed... laughed would be the action being done in this sentence
        
                    
             
        
        
        
Answer:
The subject of the sentence is We.