Question

a the object can be placed to stop flowof the
current between the two copper wires In an
electric circuit
A, Wooden Scale B)A pencil Sharpened two sides
C,Rubber band D, Plastic Combs​

Answer 1

answer is d

Comb binding (sometimes referred to as "cerlox or surelox binding") is one of many ways to bind pages together into a book. This method uses round plastic spines with 19 rings (for US Letter size) or 21 rings (for A4 size) and a hole puncher that makes rectangular holes.