Akey difference between subsistence agriculture and commercial agriculture is that subsistence agricultural workers produce only?

(10 points) 1. cone 2. rectangle 3. triangle 4. circle 5. cylinder a. perpendicular cross section of a pyramid b. perpendicular cross section of a cylinder c. parallel cross section of a sphere d. shape created when a rectangle is rotated about the y-axis e. shape created when a right triangle is rotated about the y-axis

How does sea floor spreading relate to supercontinents?

According to the sector model, in which region or regions would you most likely find industrial and transportation development?