The man-made stone projection discovered at the center of a Neanderthal settlement exhibits every quality of a device capable of indicating the time of day with the shadows cast depending on position of the sun—perhaps the earliest sundial ever discovered. Thus, researchers at the site theorize that sundials were developed and used centuries earlier than expected.
Which of the following, if true, most strongly supports the hypothesis?
【选项】
Sundials were likely the only technology most Neanderthal communities possessed.
选项是否正确？