Is this a run-on sentence?
Archaeologists are unable to explain the mysterious structures in Jordan, Syria, and Turkey called "Big Circles," made of stones piled several feet high, the two-thousand-year-old circles are more than 1,300 feet in diameter.

Complete the paragraph about imperialism

Which of the following did shakespeare change in his version of romeo and juliet? he increased emphasis on the capulet-montague conflict. he made romeo and mercutio’s relationship more complicated. he made the franciscan friars more evil. he gave tybalt a smaller role.

Especially since they live in pack’s whos’ leaders are the biggest and strongest of them all.