A researchern asks elementary, junior high, senior high, and collegen students to define the ternm "cheating" and analyzes differences in their definitions across age groups. This is an example of which type of study?

The united states constitution gives the the power to regulate interstate commerce.

Which number identifies the guyot? a. 1 b. 2 c. 3 d. 4 e. 5 f. 6

Which is the best conclusion that can be drawn regarding the status of african-americans in the south in the late 1800s? a) african-americans made tremendous political, social, and economic advancements during the reconstruction era. b) passage of the 13th, 14th, and 15th amendments to the u.s. constitution guaranteed equal status and rights for all african-americans. c) the reconstruction policies enacted by the federal government were highly effective in african-american citizens transition to life after slavery. d) although african-americans had equal rights under federal law they were still economically, politically, and socially inferior to whites in the south during the reconstruction era.