They walked, early human beings were nomads.
Most of the time they just camped hunting and gathering, having a feast; then moving on. It wasn't until later era, they discovered about rowboats(The Sumerians)
Note: Nomads are people whom don't stay at one place forever.
Salutations!
Which type of historical text typically is a collection of articles or essays with a common theme?
Anthology is a text that is typically a collection of articles or essays with a common theme. Anthology is written by many educated historians as collection of piece of writing.
Thus, your answer is option A.
Hope I helped.