Because of the difficulty of Wang a bear in the woods researchers cotton measured and 54 bears recording the way next size link insects they hope to find a way to estimate way from the other more easily determine quantities

The answer is a looks to be the right one

What are the statements?

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.

Where is the choices for the question?