Biodegradable coconut fiber logs are made of coconut fibers surrounded by netting. placed along the shoreline of a lake, they trap sediment and prevent erosion from wave action. seedlings placed into the coconut logs will develop into permanent shoreline vegetation that provides long-term erosion control. these logs are an example o

These logs are an example of ecosystem and regulation support.

Explanation:

"Regulating services are defined as the benefits obtained from the regulation of ecosystem processes such as climate regulation, natural hazard regulation, water purification and waste management, pollination or pest control."

Reference: Biodiversity Information System for Europe. “Ecosystem Services.” Ecosystem Services - Biodiversity Information System for Europe, 2019

the correct answer option is b. a single paragraph.

explanation:

when you are thinking about paragraph​ topics, you should always choose a subject that can be adequately addressed in a single paragraph.

a paragraph is a piece of writing consisting of a few sentences that deal with a single theme. it has only a single idea that the paragraph revolves around and talks about.

so a paragraph topic must be chosen wisely where a single idea can be communicated in a single paragraph.