问题
The woman is ________. She can’t look after her _______ grandson.
A:79-year-old; 10 months old
B:79 years old; 10-month-old
C:79-year-old; 10-month-old
D:79 years old; 10 months old;
B:79 years old; 10-month-old
C:79-year-old; 10-month-old
D:79 years old; 10 months old;
正确答案是：
