Janice wants to grow flowers in her backyard. She has four types of dirt that she could use, but she is unsure of which type would allow the flowers to grow the best. In order to figure this out, she sets up an investigation. Janice puts each type of soil in a different pot and plants a flower in each pot. What scientific question should Janice ask from her experiment? A.
Which soil looks the best?
B.
Which soil type allows the flower to grow the most?
C.
Which soil is the oldest?
D.
Which soil type is preferred by most people?