If you’ve already known the following cause-effect relationship, which proposal can be made based on this knowledge? The cause-effect relationship: Depression is mostly caused by too much pressure and a lack of sleep.

A、Sleeplessness causes depression.

B、To avoid depression, one should sleep well.

C、To avoid depression, one should learn to arrange his life well to avoid an overload of pressure.

D、Depression causes pressure.

正确答案：To avoid depression, one should sleep well.#To avoid depression, one should learn to arrange his life well to avoid an overload of pressure.