Question: What adhesive metal should you use when soldering glass?

  Options: 
 A. Solder won't stick to glass by itself--you need another metal on the surface to hold it in. Adhesive copper foil will wrap around the edge of the glass you want to solder.
 B. Solder won't stick to glass by itself--you need another metal on the surface to hold it in. Adhesive rubber foil will wrap around the edge of the glass you want to solder.
Answer: A