Human Evolution Questions

What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?

Among the human ancestors the brain size was more than $1000\text{cc}$ in:

The extinct human who lived 1,00,000 to 40,000 years ago, in Europe, Asia and parts of Africa, with short stature, heavy eyebrows, retreating foreheads, large jaws with heavy teeth, stocky bodies, a lumbering gait and stooped posture was:

What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?

The chronological order of human evolution from early to the recent is: