Answer:
9oooooooooooooooooooooooooooooooooooool
Explanation:
The words needed to fill the spaces and to complete the statement above are trees, grass, soil, and shrubs, respectively. In terms of biology, a succession is a process of evolving the structure of a biological population over time, who has two types- primary and secondary.
The fact of many different things or people being included in something; a range of different things or people
Diversity definition, the state or fact of being diverse; difference; unlikeness: diversity of opinion
contribution is the answer