Answer: D
Explain:
For example, an unopened soda in a bottle has a uniform composition and is a homogeneous mixture. Once you open the bottle, bubbles appear in the liquid. The bubbles from carbonation are gasses, while the majority of the soda is liquid. An opened can of soda is an example of a heterogeneous mixture.
On rocks in the sun under moving or stagnant water
Distance/Time = 120 Km/2 hours =120/2 Km per hour or for short 60 Km per hour
Confused on what has to be answered but that’s the spirit