Meals on Wheels. the meals will be delivered to her home and will have what she needs.
Answer:
If it's too cold, or too hot (-40 and 400d) We wouldn't be here. The sun is in the perfect place, so we don't freeze, or burn.
The answer to the above question is power
A nurse performing surgery without a surgeon present. Nurse aren't allowed to do surgery.
All the other things on the list are actually what they're supposed to do.
Hope this helps! ;)