Misc: who played Ms. Kensington in the original Austin Powers movie?

Questions

The terms "Exposition - Development - Recapitulation" describe which classical structural form ?

The composer is said to have written this piece upon learning of the capture of Warsaw by the Russians. ?

This Russian composer is responsible for the stirring Prelude in C# minor. ?

What was the connection between Alessandro and Domenico Scarlatti ?

Chopin's Polonaise #53 in Ab was adapted for what popular song ?