What patterns connect civilizations throughout the world

Explanation:

Pattern recognition was key to the survival of our Neanderthal ancestors, allowing them to identify poisonous plants, distinguish predator from prey, and interpret celestial events. Today, pattern recognition plays new, but just as important roles in diagnosing diseases, inspiring new ways to safeguard data, and discovering new planets.

i don't think it's c or d. i think it's either a or b.

hope this .

rheumatism and the time-limit that a man could work in the chilling-rooms was said to be five years.