A. 2 ......... We hope the hint was useful
A. 3 A ......... But inquiring minds should want to know.
A. 3 B ......... Well, then you're smarter than you look.
A. 3 C ......... Go on to the next section then.
A. 3 D ......... Right -- check out the HtX source.
A. 3 E ......... Chalk dust fouls up the computers.