Answer:
Chemical contaminants are chemicals toxic to plants and animals in waterways. The phrase 'chemical contamination' is used to indicate situations where chemicals are either present where they shouldn't be, or are at higher concentrations than they would naturally have occurred.
Explanation:
Answer:
B. product line
Explanation:
The large variety of toothpastes under the Crest brand is an example of a product line
A research source or a research literature could specify to any material wherein it can be used to gather and locate information from a given subject or topic. In addition, the information gathered from these sources must be properly cited and paraphrased so as to avoid plagiarism.
Answer:
C) person who works well alone
Explanation: