C- more than one light year or B-exactly one light year
Answer:
A. The average of all the data points
Chlorine will have a -1 charge and Tellurium has a -2 charge when they are ions.
Secondary succession occurs more rapidly than primary because soil is already available so there is no need for any other species. Also, there might still be surviving species in the soil present like seeds, roots and other plant organs.
