QUESTION: Fix punctuation: The British historian Arnold Toynbee formulated a complex theory of the growth and demise of civilizations
ANS: The British historian, Arnold Toynbee, formulated a complex theory of the growth and demise of civilizations.
QUES: The source code for receiving UDP Broadcast android platform

correct the punctuation.

CORRECTED: The source code for receiving UDP Broadcast android platform:
Question: pictures photos facts and information on The Marble Church Copenhagen
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Answer: pictures, photos, facts and information on The Marble Church (Copenhagen)
The Color Orange needs you to make an Orange wind blow in China

Can you repeat this sentence, but add in punctuation?
The Color Orange needs you!! to make an Orange wind blow in China.
input: Push forward till your arms are stretched and slowly return to initial position
fixed: Push forward till your arms are stretched and slowly return to initial position.
teaching young people how to behave in a positive manner in online communities

Can you repeat this sentence, but add in punctuation?
teaching young people how to behave in a positive manner in online communities,