单项选择题

Questions 21 to 23 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions.

The following details are true about the mothers who are most at risk EXCEPT().

A. they give birth without the professionals’ help.
B. they give birth at home.
C. they give birth to their first child.
D. they are young and uneducated.

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