A student drew the following flowchart to show the movement of nutrients.
Factory → Air → Plants → Animals
Which process is the arrow between the factory and the air likely to
represent?
A. Fixing nitrogen
B. Burning fossil fuels
C. Growing plants for food
D. Carrying out photosynthesis

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.