Final answer:
Homo neanderthalensis is differentiated from Homo sapiens sapiens by their stocky build with large muscles and large nasal cavity, and an elongated cranium with a very large capacity. They also used a broad set of lithic tools.
Step-by-step explanation:
The trait that differentiates Homo neanderthalensis from Homo sapiens sapiens is both c and d above. Homo neanderthalensis had a stocky build with large muscles and large nasal cavity, along with an elongated cranium with a very large capacity. They also used a broad set of lithic tools.