Autotrophs are able to make their own food and sustain themselves without consuming other organic molecules.
Hope this helps out
Janelle should talk to any trusted adult for advice. I'm assuming she can't just get her local physician any time she wants to talk to them. Someone else who drinks is not reliable. The people at the party will probably drink too.
The three primary parts of the plant's vascular system are the xylem, phloem and cambium. Hope It Helps!