after reading about the changes at glacier bay, a student remarks that the pattern and interactions of organisms present at each stage in succession creates the conditions that lead to the pattern present at the next stage. a second student remarks that the soil produced at each stage of succession helps define the pattern present at the next stage. evaluate these two statements.

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

the real answer is b. scintillation counter