C. Write TRUE if the statement is correct and FALSE if it is not correct. 1. Key signatures are the groups of sharps or flats seen before the time signature. 2. If a musical composition is in a major key that has no sharp or flat at the beginning it is in the key 3. The G Major scale contains 1 sharp on the line in the musical staff. 4. Example song written in F Major is Bahay Kubo. 5. The F Major scale contains 1 flat on the 3rd line in musical staff.​