Which of the following statements about migrant workers is true?

A.Migrant workers threaten a country’s economy because they typically take the most desirable jobs.

B.Migrant workers often receive remittances, or monies from their home country, to help them while working abroad.

C.Globally, the term "migrant worker" is synonymous with "illegal immigrant."

D.Educated and talented migrant workers can contribute to a foreign economy, but they often leave their home economy disadvantaged.