<span>The Archaic Triad consisted of Romans Jupiter, Mars, and Quirinus. The Greek counterpart of Jupiter was Zeus, and the Greek counterpart of Mars was Ares. Quirinus as of knowledge does not have a Greek counterpart. The answer to this problem is the Roman God, Quirinus.</span>
I think the answer is going to be the third one
The Middle Ages in Europe saw a decrease in prosperity, stability, and population in the first centuries of the period—to about 800 AD, and then a fairly steady and general increase until the massive setback of the Black Death around 1350, which is estimated to have killed at least a third of the overall population in Europe