What is the best way to: to create a recycled bottle-cap flower

Pick from:
(a). Use tape and go around the edge of a tin can lid and attach each bottle-cap petal to the lid. Attach a regular lid to the center of the can..
(b). Use an epoxy glue and go around the edge of a tin can lid and attach each bottle-cap petal to the lid. Attach a regular lid to the center of the can..
Answer:
(b).