Your family would like to develop healthier eating habits. which of the following strategies would be the best approach to reaching that goal?

Stop buying junk food.
Eat healthy like salad more often

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.