W a Science Teacher Wants to Provide Students with Practice

W A science teacher wants to provide students with practice in forming hypotheses. Which of the following would be the most appropriate activity?

A) Provide students with a microscope slide of swamp water, some salt water, and a microscope. Ask them to tell what would happen to the microscopic organisms if they were subjected to the salt water, and then have them do it.
B) Provide students with pictures of several endangered species of animals in their natural habitats, and ask them to name each type of habitat.
C) Provide students with an earthworm, some sugar solution, and some vinegar, and ask them to tell which the earthworm will be more attracted to, and then try it.
D) Provide students with seedlings and covered boxes, each of which is illuminated with a different colored Christmas tree light bulb, and ask them to tell which color or colors will foster the greatest plant growth, and then try it.
E) All of the above
F) None of the above