Name the blood vessels that carry blood from the upper and lower part of the body

Anton created a chart listing different types of materials. which best complete the chart?

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

What is the main reason that attitudes are more often revealed in spoken rather than written language? a. in writing, we try to put the "best face" on what we write. b. we speak far more often than we write. c. in writing, we can more easily conceal our attitudes. d. in spoken language, we are often careless in our use of words.