Sharon is running in a relay race. She is initially running at 5.2 m/s when she grabs the baton, and then she speeds up until she reaches the finish line 0.5 min later. Sharon's average speed was 4.9 m/s . What was Sharon's speed as she crossed the finish line?

answer and explanation;

composition refers to both the types of minerals within a rock and the overall chemical makeup of the rock while texture refers to the size and arrangement of the minerals or grains that make up a rock. both composition and texture can be used to classify rocks, such as igneous rocks. texture describes how the rock became solid or crystallized from liquid, melted rock. composition of a rock describes the minerals that make up a particular rock.

The answer is c hope this