A contour interval is the lines on a topographic map that state the height (from sea level) of the hill, valley, mountain or the ground level.
<span>If a test tube has been used, and its contents is supposed to be disposed, carefully pour the contents to the lavatory with a confirmation of a professional (as it may damage the pipelines of the sink) and ensure that there are no splashes created that can contact the human skin. Wash the test tube thoroughly and let dry.</span>
I think its C. the cats tend to eat more in the evening
Do you have the options? lol