They must be non-toxic ie not chemicals that could poison the customers because of the potential risk of contaminating things which can come into contact with the food like say cutting boards, dishes, utensils, pots, pans and any other similar items.
<span>The answer is (D) are k-selected.
Primates are the most K-selected among mammals. Individuals produce only a few whom
they invest a great amount of parental care. Reproductive strategies main goal
is to produce offspring and successfully rear them to adulthood.</span>
<span>Some of the things that would make the experiment invalid would be, if there was a variation in the behavior of the class with respect to food - for example, if some people ate their breakfast earlier than the others. This then would mean that some students would have already digested their breakfast during the morning classes and the others would still be digesting. </span>
Answer:
D
Explanation:
<em>They</em><em> </em><em>are</em><em> </em><em>not</em><em> </em><em>used</em><em> </em><em>by</em><em> </em><em>the</em><em> </em><em>bod</em><em>y</em><em> </em><em>on</em><em> </em><em>daily</em><em> </em><em>basis</em><em> </em><em> </em><em>bec</em><em>ause</em><em> </em><em>they</em><em> </em><em>ha</em><em>ve</em><em> </em><em>less</em><em> </em><em>nutrie</em><em>nts</em>
I think it is D for mountains form from the movement of tectonic plates which create volcanoes that erupt and form mountains