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3 answers

To cram as much information in them as they can without making the book TOO large.

2006-08-09 03:24:06 · answer #1 · answered by Girl 5 · 0 0

To save paper. That's a possibility.

2006-08-09 03:24:12 · answer #2 · answered by horensen 4 · 0 0

becoz they environment frndly guys

2006-08-09 03:27:28 · answer #3 · answered by rishi anand 3 · 0 0

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