Question

Which major key has one flat in the key signature
b majoy
c major
f major
g major

Answer 1

The major key with one flat in the key signature is **F major**.

Here's a quick overview of the keys mentioned:

- **B major** has five sharps.
- **C major** has no sharps or flats.
- **F major** has one flat (B♭).
- **G major** has one sharp (F♯).

So, the correct answer is **F major**.