Who first recorded "That's All Right"?

In spite of the rhythmic contrast between the various voices, the intervals resulting from their interaction are strongly oriented towards?

a) perfect unisons and octaves b) perfect fourths and fifths c) thirds and sixths d) seconds and sevenths

Trumpets, shawms, bagpipes, and sackbuts were considered ________ instruments during the Renaissance

a. bas b. mnemonic c. alternatim d. hauts