Jack. A signpost is a non-living thing and non living things do not grow. Sam is an adult and he has stopped growing already. Jack is a child and will continue growing the next few years.
Answer:
a d*ck and a yk what-
Explanation:
no need for me to say more,
An ecosystem is a self supporting system in which there is a flow of materials and energy.
<h3>What is an ecosystem?</h3>
An ecosystem is a self supporting system in which there is a flow of materials and energy.
Let us now see the role of each organism in the small ecosystem.
- flower - producer
- butterfly - primary consumer
- bird - secondary consumer
- earthworm - decomposer
Learn more about ecosystem: brainly.com/question/13979184
