I posted a question for 100 points but nobody saw it :(

What does the word precocious mean in this sentence

In what way do you think it would be difficult to live next to the united states

3. how could the following sentence be rewritten as an exclamatory sentence? how dangerous was the saber-toothed tiger? a. tell someone how dangerous the saber-toothed tiger was. b. the saber-toothed tiger was dangerous. c. the saber-toothed tiger was dangerous! d. no change is necessary. c. the saber-toothed tiger was dangerous!