Explanation:
I don't think your question is appropriate for me to answer.
Positive numbers are the left side
ANSWER:
I think it's the second one.
EXPLANATION:
in primary succession newly exposed or newly formed rock is colonized by living things for the first time. in secondary succession an area that was previously occupied by living things is disturbed, then recolonizeed following the disturbance.
The amount of energy before a process occurs is equal to the energy after the process occur.
