Decide whether each topic is better suited for a formal or informal discussion. Then, sort the topics into the appropriate categories.
what to eat for lunch
Formal Discussion
Informal Discussion
an analysis of a poem
weekend plans
a scientific breakthrough
current weather

Which detail belongs in paragraph 5 to support the main idea of the paragraph? a) places to receive acupuncture are increasingly easy to find all across the united states. b) not everyone is necessarily fond of acupuncture; some patients prefer other methods of physical therapy. c) even though acupuncture is a popular chinese treatment, it has grown popular around the world. d) most of the adverse effects of acupuncture that have been reported do not derive from the procedure itself but from improper application.

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Mangrove have two types of specialized root systems t f