First: a)Follow the link below to the required NWCPHP independent study course. https://www.nwcphp.org/training/what-is-epidemiology-in-public-health b) Complete the self-paced course. (Follow the video directions below if you are having difficulty accessing the training. ) c)Post the certificate under. 
Second: What is the incubation period for cyclosporiasis? How will it be used in the investigation? (please cite it with the pdf) (Please see the pdf upload I provided to answer for this.)
Third: On what sources of infection should public health officials focus for the three cases of 
cyclosporiasis? Is it possible that one of the men was the source of infection for the others? Do you think that it is likely that the businessmen became infected with cyclosporiasis in Texas?  (please cite it with the pdf) (Please see the pdf upload I provided to answer for this.)