There are three types of recycling which is the first step? a. collect & process materials b. conserve materials for reproduction c. purchase products from recycled materials d. manufacture new goods

Purchase products from recycled materials.

If it's a smaller child or infant, place one on the middle of the chest and on the child's back. (if it is a bigger child with enough room for two, place one on the upper right/your left of the chest, and one on the lower left/your right) the pads should never touch each other. 

Ibelieve the answer is true, hope i !