24. Ultra vires

a.means beyond the power.

b.does not apply to close corporations.

c.has increased in legal importance in the U.S. during the last 75 years.

d.does not apply to non-profit corporations.

25.Piercing the corporate veil

a.means exposing shareholders to personal liability.

b.can be barred by the articles of incorporation.

c.is an obsolete common law remedy.

d.cannot occur to an S corporation.