Q58
The mother was anxious . . . . . . . . the safety of her son.
A.
upon
B.
about
AnswerC.
at
D.
for
Answer: Option B
Solution
Answer: Option B
Solution:
Normally, 'anxious about' and 'anxious at' are used to express concern. 'Anxious about' refers to the subject of worry, and 'anxious at' refers to the cause of worry.