How would a world map have changed over the last 250 million years

Where does writer's block come from? briefly describe each of the four possible reasons that writer's block occurs. asap!

Select the rebuttal statement that best refutes the viewpoint in section one. a) it is necessary to oversee the athletes involved in mixed martial arts. b) it is unnecessary to oversee the athletes involved in mixed martial arts. c) it is necessary for athletes involved in mixed martial arts to self-regulate. d) one distinctive feature of mixed martial arts is the combination of various techniques.

Which information from the expert best supports the inference that certain video games resulted from issues related to national security?