While 5-year-old hope was looking at one of the balloons her mother set out for her birthday, her brother took a pin and popped the balloon, causing hope to flinch and blink. later during the party, when her mother approached her with a balloon, hope blinked and flinched. this is an example of conditioning?

    racial conflict and discrimination has existed ever since man learned to kill with rocks and bones. these conflicts arose from disputes between territory, power, wealth, religion, or simple difference. some of the most infamous racial disputes include slavery, the holocaust, and the civil rights movement.

    these listed disputes often resulted in casualties from all sides. riots, wars, imprisonment, and lynching are all commonly associated with racial conflict on severe levels.

      however, racism is an improving issue in recent decades. people are being more accepting and welcoming of diverse populations. though, the world isn't perfect and it will take much more time, if ever, until the world is rid of racism.

c. taught scientists many new things about the earth, but not other planets.

explanation: