HELP ASAP
Buford is arguing that genetically modified (GM) food crops have many benefits, and that they should continue to be raised. Which two of the following statements provide the STRONGEST evidence in support of Buford's argument? Select two answers.
A. Pest-resistant GM plants require little or no use of insecticides.
B. GM plants incorporate genes that they never would have obtained naturally.
C. GM foods have been widely available for two decades, and no safety issues have been reported.
D. Genetic technology is increasing the number and variety of plants that are raised for food.

Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.