Answer:
you can use atom to experiment something and to test something
Answer: The automatic response to tensing your muscles after you hear the sound of the clanking the rollercoaster makes is an example of the phrase pavlov's dogs, which can refer to classical conditioning because it refers to the habit of automatic response to a stimulus.
The correct answer would be C. Be assertive but not aggressive. Reacting without thinking tends to put people into negative situations, carrying a gun for protection can still lead to gun violence. Escalating in a situation leads to harmful endings. Being calm and not aggressive is the best way to approach an issue.
Hope this helps!