Answer: varve analysis
<span>The word varve originated from the Swedish word varv which means revolution in layers and circle. In this particular question, by “varve” we mean an annual layer of sedimentary rocks and varve analysis is the process by which archaeologists can calculate precise dates based on these sediments with known climatic patterns. </span>
It is not easily recognizable
The soles of people’s feet have a greater concentration of sensory receptors because more people are ticklish on the bottoms of their feet than the backs of their necks. There are more neurons in your appendages especially the ends of them because they are the furthest from the brain. Getting a tattoo on your feet vs. the back of your neck hurts more as well, making the soles of your feet have the greater concentration.
It should be every answer except: some traits are passed together from generation to generation
