Cockroach n. [from Spanish cucaracha] 1: any of an order of suborder (Blattodea) of chiefly nocturnal insects including some that are domestic pests

What is the origin of the word cockroach?
A.
French
B.
Spanish
C.
Old English
D.
German

the answer is   as follows

d

c

b

a

d

700

including the octave, the answer would 8 notes in a major scale with one note being played twice. ex) c major scale includes: c, d, e, f, g, a, b, c

notice that c is played twice

however, if you were to ask me how many different notes are in a major scale- the answer would be 7.