What characterizes an electrolytic cell? A. It requires added energy
B. It acts as a battery
C. It reacts spontaneously
D. It has a positive voltage

The correct answer is c. orbital shape. "the angular momentum quantum number l describes the shape of an orbital. it corresponds to each orbital type, i.e. (0,1,2,−1)=(s,p,d,f,g,"

Conservation efforts have been effective in "increasing the number of endangered species, reducing all the negative impacts of human activity, and preserving wildlife habitats".hope my answer has you : ) 

Answer/when the cell uses energy;