An impact that took place at about the time of the extinction of the dinosaurs (and may in fact have caused their extinction)is believed to have created:

Question

Quizplus · Accepted Answer

The impact that is believed to have caused the extinction of the dinosaurs is associated with the Chicxulub Crater, which is located in the Yucatán Peninsula. The other options listed are all impact craters, but they were not formed at the time of the dinosaur extinction event.

An Impact That Took Place at About the Time of the Extinction