Add punctuation: Hans Freudenthal was born into a Jewish family a fact which would have unfortunate consequences for him during World War II
A: Hans Freudenthal was born into a Jewish family, a fact which would have unfortunate consequences for him during World War II.
QUESTION: Fix punctuation: It is important to note that some XML editing environments can only export in XML but not read XML files back in
ANS: It is important to note that some XML editing environments can only export in XML - but not read XML files back in.
QUES: One of these is on the ground floor to allow entry to people with mobility impairments

correct the punctuation.

CORRECTED: One of these is on the ground floor, to allow entry to people with mobility impairments.
Question: Circumference approx 48 cm around the head
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Answer: Circumference: approx. 48 cm around the head
I have shoulder length clown hair hair and other eyes

Can you repeat this sentence, but add in punctuation?
I have shoulder length clown hair hair and other... eyes.
QUESTION: Fix punctuation: If the cover is giving you a comfortable feeling you are most likely being exposed to direct or indirect glare from overhead light sources
ANS:
If the cover is giving you a comfortable feeling, you are most likely being exposed to direct or indirect glare from overhead light sources.