Do I need +6 Bab to take pummeling style?

Question

The prerequisites of pummeling style read as follows.

Prerequisite(s): Improved Unarmed Strike; base attack bonus +6, brawler's flurry class feature, or flurry of blows class feature

Can a normal monk take this at level one? The way the semi-colon is placed leads me to believe I can.

Answer 1

I believe you are correct. Standard grammar rules mean that the list could be rewritten as:

Prerequisite(s): Improved Unarmed Strike and either base attack bonus +6, brawler's flurry class feature, or flurry of blows class feature

Answer 2

You need multiple attacks for this feat to be useful, so it is a prerequisite. Having any of the options listed after Improved Unarmed Strike will qualify for this.

From Pummeling Style:

Benefit: Whenever you use a full-attack action or flurry of blows to make multiple attacks ...