赞题库-背景图
单项选择题

You will hear 3 conversations or talks and you must answer the questions by choosing A, B, C or D. You will hear each recording only once.
What does "do so" refer to in the last sentence of the passage

A. "Expose ourselves to stress."
B. "Find ways to deal with stress."
C. "Remove stress from our lives."
D. "Establish links between diseases and stress."