Question

metallic bonding is...an attraction between positive ions and electrons.a type of ionic bond.a type of covalent bond.

Explanation:

Metallic bonding occurs when metal atoms lose electrons to form positive ions, and these positive ions are attracted to the delocalized electrons. Ionic bonds are between positive and negative ions (transfer of electrons), and covalent bonds involve sharing of electrons between non - metals.

Answer:

an attraction between positive ions and electrons.