Metallic bonds are: a. bonds holding together atoms with somewhat similar electronegativities. b. bonds holding together two atoms of the same kind of metal. c. bonds holding together two atoms of two different nonmetals. d. bonds holding together a water molecule.

Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages