Scientist tested water at a sampling site in the Neuse River watershed. They found that dissolved oxygen drop to its lowest level during July. What is the most likely cause of the low dissolved oxygen data for July?

9. which of these are considered standard precautions for dealing with bodily fluids? check all that apply wearing gloves when providing patient care that may involve contact with blood checking a patient's chart to determine if there is a harmful blood disorder wearing aprons, masks, and protective eyewear when needed transporting a patient from a bed to a wheelchair to take him or her to a procedure washing hands when required cleaning equipment thoroughly before using it on the next patient