Which of the following is a stimulus, which is a response? a) the recess bell ringing in an elementary school b) your mouth watering at the sight of food on a plate c) a sudden drop in air temperature d) a flu virus entering your body e) getting "butterflies" in your stomach before a speech

Response-b) your mouth watering at the sight of food on a plate

Stimulus-a) the recess bell ringing in an elementary school

Explanation:

An stimulus is somthing happening that causes a reaction in an individual, for example, when you see the person you like, you get nervous, the stimulus is the sight of the person you like, the response is getting nervous, so from the options a response is your mouth watering at the sight of food on a plate, and an stimulus would be the recess ringing in an elementary school, because that immidiately sets a response form the students to stand from their tables and run outside.

in ray bradbury's short story "a sound of thunder", mr. eckels's fearfulness leads to drastic consequences for the rest of the world.

in the story, mr. eckels, who is a hunter, hires a time travel company to travel to the age of dinosaurs. although he is excited for the hunting expedition at the beginning, when they reach there and mr. eckels sees the tyrannosaurus, he feels frightened. as he is afraid of the tyrannosaurus, he steps off the path although he has been warned not to do it. by stepping off the path, the entire course of the future is affected: mr. eckart alters the future by stepping on a butterfly, which causes a new man to be elected president in the future. in that way, it is mr. eckart's fearfulness what triggers 'the butterfly effect' and what leads to drastic consequences for the rest of the world.

i believe that the correct answer is (d) the struggle between tradition and change.

explanation: