Ricardo observed two trails of dogs' footprints in the mud. The spacing between the footprints in one set was much larger than in the other. Ricardo reasoned that one of the dogs must have been bigger than the other. What is another explanation for Ricardo's finding? A) One of the dogs was a mountain dog. B) One of the dogs was searching for food. C) One of the dogs was older than the other. D) One of the dogs ran faster than the other.

answer: the mildest forms of push polling are designed merely to remind voters of a particular issue. for instance, a push poll might ask respondents to rank candidates based on their support of an issue in order to get voters thinking about that issue. many push polls are negative attacks on other candidates.

answer:

A barrier constructed to hold back water and raise its level, forming a reservoir used to generate electricity or as a water supply.

Explanation: