Electric charges come in two forms: positive and negative. what combinations of charges will attract and repel each other?

Opposites attract while like charges repel. :)

Ifound this on google “the middle ear contains three tiny bones known as the ossicles: malleus, incus, and stapes. the ossicles were given their latin names for their distinctive shapes; they are also referred to as the hammer, anvil, and stirrup, respectively.” i hope this you for what your looking for