Which of the following research topics is most conducive to qualitative research? a. The gain scores of SAT after preparation classes
b. The experiences of an average-achieving student prepping for the SAT
c. The differences in SAT gain scores between preparation class participants and nonparticipants
d. The effects of two types of preparation classes on student SAT scores

Read the statements and determine the correct answer for each blank. microorganisms that cause diseases are known as . they thrive best between the temperatures of °f °f. because are usually around 70°f, it the growth of spoilage-causing bacteria. a)

What statement is true about all chemical changes? a) chemical changes can be undone. b) chemical changes cannot be reversed. c) chemical changes change the color of objects. eliminate d) chemical changes do not form new products.

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.