Which of the following is an important event that occurred during the mesozoic era? a) the first land plants appeared. b) pangaea broke up into the continents c) mammals went extinct at the end of this era. d) reptiles appeared on earth for the first time. i know for sure is not the answer.

Match the type of region in column 1 to the example in column 2 functional region: functional formal perceptual example: the united states of america the slums of detroit the houston metropolitan area

Food can come from sustainable or unsustainable resources. why has the united nations suggested that bugs could be a better source of food than animals like pigs or cattle?

Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.