A significant participation activity is

A any trade or business activity in which a taxpayer materially participate

B any rental real estate activity in which the taxpayer has Bonafide involvement and has a 10% or greater ownership interest throughout the year regardless of the form of ownership

C any trade or business activity in which a taxpayer participates participates for more than 100 hours but does not meet any material participation tests

D any trade or business activity in which a taxpayer participates participate for more than 500 hours but does not materially participate