A sharp in a scale

A. lowers the note by one half step.

B. raises the note by one whole step.

C. raises the note by one half step.

D. lowers the note by one whole step.

1.A (W-H-W-W-H-W-W)

2.C (one-half step)
3.D (sad)
4.D (C Minor)

thank you for the answers

I'll be glad to check your answer.

Yes. The sharp raises the note by a half step.

=.= is correct!

thank you =-=

I have 16 questions

d.c.a.b.a.d.c.a.d.b.a.b.c.a.b.d for the 16

=.= is right!! thx

i give thanks to =.=