Which description is evidence for theory of plate tectonics but does not suggest that the continents were once connected

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.

Answer (b) supersaturation;

Ithink its called the coefficent.