Population density  =number  of   individual  divided  land  area
land  area  should  be  in  square kilometers
therefore 120  ha  =120  x0.01=1.2 square kilometer  since   1 ha=0.01  kilometer  square
total  population=  (80  x  1500)/100=1200
population  density   is therefore=1200/1.2=1000
        
                    
             
        
        
        
Answer:
The correct answer is - Mycobacterium smegmatis.
Explanation:
Mycobacterium smegmatis is an acid-fast bacterial that present almost everywhere but it can also be found under the foreskin that has a substance called smegma.
If a urine sample is collected without cleansing adequately under foreskin, this ample may contain this bacteria in the sample. One should clean the beneath the foreskin properly to prevent the sample to get voided.
 
        
             
        
        
        
The answer is most likely the last option.