In order for technology and industry to continue to grow, in what other area is innovation required?
a. manufacturing processes
b. energy production
ways to reduce costs of production
d. ways to increase labor efficiency
select the best answer from the choices provided.

(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