B. Covalent (Bond) I hope this helps! ^^
        
             
        
        
        
Answer:
Trees and birds have a commensalism relationship. The birds benefit from having a place to build their nests, while the trees are unharmed and not impacted by the bird’s presence.
Explanation:
 
        
                    
             
        
        
        
Is about 3 hours to my understanding
        
             
        
        
        
Answer: The geranium is a vascular plant and has a short life cycle.
Explanation: i really dont know the explanation but the answer is correct ;)