please help im begging u. this is very hard. answer in complete sentences please. i am crying i dont want to fail

What type of competition exsist between two species. turtles and fish

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer