How can we control of water borne disases​

What is difference between an epidemic and a pandemic? a) an epidemic is a disease; a pandemic is a treatment.b) an epidemic is restricted to a local region; a pandemic is global.c) an epidemic has low mortality; a pandemic has higher mortality.d) an epidemic is caused by a bacterial infection; a pandemic is caused by a viral infection.

Arrange the controlling tasks in the order a manager should perform them.-measure performance-compare progress-take required action-define objectives and standards

Which is the name of the pathogenic worm that lives on the muscles of some animals, such as pigs?