13
Explanation:
We will divide the total number of the teachers (246) in the auditorium with the maximum number of seats per row (18) to determine how many rows are completely filled;
246/ 18 = 13.6667
We are only interested in rows that are completely filled which is the whole number;
= 13
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Answer:
D) keep the area planted with early-successional species
Explanation:
Answer: A). Volcanic eruptions change the pH and temperature of the ocean.
Explanation:
Volcanic eruption from an oceanic floor likely to release gases, sediments which can be of high temperature. The sediements will increase the turbidity in the water and will change the pH and the high temperature may not be tolerated by plants and animals. This may be the result of extinction of many species of marine ecosystem.
Non of the above is true considering the facts
