<span>Russell's case (two illnesses: bipolar disorder and substance use disorder) illustrates </span>comorbidity. The term comorbity is used in medicine to denote a presence of two diseases or disorders, one primary and one additional, both occurring at the same person.
Answer:
Nature
Explanation:
Because erosion happens in the nature.
The correct answer is fetal Alcohol syndrome.
Fetal Alcohol Syndrome is termed as the worst alcohol spectrum to a maternal.