Answer:
Eh it's not that hard depending on the person. I'm a math person so it's quite easy for me. However reading isn't as easy as math for me. 
Explanation:
Have a good rest of your night!!1 :)
 
        
             
        
        
        
It is John Gardner's novel "Grendel" from 1971 that initiated the trend of telling a story from a monster's point of view. The story is essentially the epic poem Beowulf spoken trough the eyes of Grendel
        
             
        
        
        
Answer:
I'm pretty sure option B is ur answer 
 
        
                    
             
        
        
        
PCM: Pulse code modulation. It is a method used to digitally represent sampled analog signals. It is the standard form of digital audio in computers, digital telephony and compact discs. The amplitude of this signal is sampled regularly at uniform intervals.
PAM: Pulse amplitude modulation. It is a form of signal modulation where the message information is encoded in the amplitude of a series of signal pulses.