D. Ligaments are strong and flexible bands of connective tissue that holds bones together meeting at a point known as joints. The first option - tendons - is also a connective tissue but they attach muscle to the bone. 
        
             
        
        
        
Answer:
Numbers 5, and I think 2 the rest are bases
Explanation: * Remember H+ is acids and OH- is base :)
 
        
                    
             
        
        
        
Answer:
The classification scheme is ancestor.
Explanation:
In cladistic approach is a type of classification in which organisms are classified on the basis of their common ancestor. Those organisms are placed in one group which have common ancestor and share same characteristics or which are evolved from a common ancestor. With the passage of time changes occurs within the body of organisms so these organisms are different from one another in physical structure but have a common ancestor.
 
        
             
        
        
        
A decomposer.
I hope this helps you, and have a good night! :D