Which units represent density? select all that apply a. cm³ b. g/m³ c. g/cm³ d. cm³/gm e. kg/l f. kg/cm³ g. ml/cm³

i believe it is-

d.) gravity pulled particles of dust and gas together to form planets.

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >