The bill of right if am wrong I am so so sorry.
Answer:
Possible environmental contamination.
Explanation:
Explanation:
Compounds are those substances that are made up of elements that are combined in a fixed proportion or ratio. The individual property of element is lost once it forms a compound. The physical and chemical properties of both compound and an element is different.
Example of a compound is water and its elements are hydrogen and oxygen. Water is a colorless liquid that acts as a solvent and dissolves most of the solutes in it. While oxygen and hydrogen occurs as gases in their elemental state.
There is no answer ,you wrote the answers with the question
Cough, runny nose, inflamed eyes, sore throat, fever, and a red, skin rash.
