A/C/D: All of these answers are positive effects, of human water use.
By process of elimination it must be (B) Also the run off is basically stripping the soil of the nutrients a farmer would need to grow crops, so this is incredibly bad - but a problem easily fixed.
Answer: New York, NY (September 18, 2017) - The use of genetic data to establish a physiological basis for violent or impulsive criminal behaviors is occurring more frequently in criminal trials. However, a new review finds that genetic evidence used in the courtroom is not likely to be effective in convincing judges and juries that the defendants are less culpable for their actions. Evidence for a link between gene variants and criminal behavior has been tenuous. For example, low activity in the MAOA gene, found on the X chromosome, added to a history of childhood maltreatment, has been associated with an increased number of convictions for violent crime. However, the relationship between the gene's activity, environmental factors, and criminal behavior is unclear.
Explanation: ILL HELP THE BEST I CAN WITH STATISTICS
There is nothing to choose from?
question: Are the leading cause of death for 15- to 20-year-olds are
answer: B. Motor vehicle crashes
explanation: In 2008, 2,739 15- to 20-year- old drivers were killed and an additional 228,000 were injured in motor vehicle crashes. “Motor vehicle crashes are the leading cause of death for 15- to 20- year-olds.” “In 2008, 12 percent of all the drivers involved in fatal crashes were between 15 and 20 years old.”
source: https://crashstats.nhtsa.dot.gov/Api/Public/ViewPublication/811169
have a great day fam!