Difference between OfficeXP and Office small business?

[Buck]

I Have Office XP and Office XP Small business. I'm not sure which to load on
my new laptop.

 

[Mike Hall \(MS-MVP\)]

Buck

Install the version that has the features and applications the you deem to
be most important..

 

[JoAnn Paules [MSFT MVP]]

Which edition of Office XP is the first?