Peter has written a business document and is now revising it. Which of the following will Peter do?
-Revise the entire document in one sitting
- Check grammar and punctuation
-Read the document from the computer screen
-Check for gaps in logic

the first successful, urban blues recording, selling more than 75,000 copies, was made in year 1920.

mamie smith recorded the first commercially successful example of the urban blues,   with the recording of “crazy blues”."crazy blues" was recorded on august 10, 1920, in new york city. within a month of the release of “crazy blues” it had sold 75,000 copies.

answer makes less frequent trips to the bank and firms make less frequent price changes;