What are some of the immediate results businesses found from using instant messaging?
a) all of these.
b) resolve questions or problems immediately.
c) easily hold simultaneous im sessions with multiple people.
d) quickly identify which employees are at their computers.

The correct answer is a) All of these

Explanation:

The instant messaging carry on benefits in a lot of fields, one of them the business. You can resolve questions immediately, you can contact and make simultaneous sessions with multiple people and you can check if the employees are working or not because you identify if they are logged at the pc.

agriculture and oil. natural resources, industry.

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.