Hearing loss that occurs as a function of age is called presbycusis.
In presbycusis, the patient will lose the ability to hear the higher frequency of sound. 
Anosmia is losing the ability to smell. Presbyopia is vision loss that occurs as a function of age.
        
             
        
        
        
Answer:
I believe C is the correct answer I think not a 100% sure
Explanation:
 
        
             
        
        
        
I think it's A....hope that helps at least
        
                    
             
        
        
        
The most likely consequence of the widespread lack of bees is loss or reduction of food. Majority of food depends on pollination and bees are major pollinators in the ecosystem, playing an essential role in food production among different type of plants. Bee’s declining population is mostly associated to excessive use of pesticides or toxicants in industrial agriculture as well as presence of different parasites or pathogens and even climate change.
        
             
        
        
        
Answer:
Carbon dioxide is the waste released