Can anyone help me with the questions above? it says : which type of market structure consists of many firms which drive the price of a good or service down?
the answers are there

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. label the following topographic map. click on a label below the map to select it, and then click on the appropriate box on the map to place the label. (increments for contour lines is 50 ft).

The transport tubes from food came down the plant are called?

In the practice of science, this type of reasoning is used to develop explanations.