Please choose the correct ending to complete the given sentence: Health: [header] How to screen teenagers for depression [title] Look for mood changes. [step] Depression can make your teen's entire mood and demeanor change. She may start acting extremely sad, angry, or frustrated for no apparent reason.

Ending1: Her energy may fluctuate from anger to optimism. [substeps] Teens with depression may also start walking aimlessly despite their mood has normalized. Ending2: However, she may also be depressed because of the general mood swings she is experiencing. If your teen has these concerns, you should keep an eye out for them. Ending3: [substeps] Depressed teens may not feel very emotionally available and begin acting physically needy or isolated. They may start to feel disrespected, afraid, hopeless, and frustrated. Ending4: This is different than hormonal or normal mood swings. These are intense feelings that last for a long time.

Answer format: ending1/ending2/ending3/ending4