Your answer is A or the first choice. "Heck Tate's expression as the jury returns"
1. sentence fragment
2. sentence fragment
3. run-on sentence
4. sentence fragment
5. complete sentence
6. complete sentence
The answer is 3. '8 and 9' only provide evidence. The rest of the passage after sentence 3 provides evidence how man is distinguished from animals.
1 , 3 and 4 hope this helps