Based on data how are the consequences of injuries to the heart and spinal cord similar to each other how are they different from the consequences of injuries to smooth muscle

The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above