An example of a rapid change in conditions on Earth is a. continents moving. c. organisms adapting. b. tectonic plates shifting. d. a meteor striking Earth.

d. a metoer striking Earth

Explanation:

Every other change happens over a long period of time. Continents move slowly and adaptations take many years. A meteor, though, strikes the Earth and devates that environment.

yes based on alexanders actions he deserved the title of "the great". his empire covered about 3,000 miles and he was able to establish the empire over a 13 year period of time. he was able to conquer many different places. he also defeated the persians. he conquered egypt and developed a city and named it after himself.

the china one is last

explanation: