Precision is an important attribute in effective writing. Using concrete words and avoiding generalizations helps in writing precisely. Based on these facts, which phrase would you write to describe this image precisely?

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.