Which of the Following Best Summarizes the Research Presented in Your

Which of the following best summarizes the research presented in your text about human reactions to pheromones.

A) There is little evidence to suggest that humans detect chemicals as pheromones.
B) There is evidence that pheromones exist for humans, but we do not fully understand all the chemicals involved or how they work yet.
C) Humans do not have the brain structures to detect pheromones, so there are no human pheromones.
D) Human pheromones have been identified and, when used in colognes, will improve your sex life.