Answer:
B) a rapid sweep across two pitches
Step-by-step explanation:
The term glissando designates a technique used in music and results in a sliding progression from one musical note to the next. The word glissant is of origin in the Italian language, language usually used in the musical terminology, taking like plural glissandi. The abbreviation gliss is also widely used.
This technique applies to several instrument families. In the case of stringed instruments (for example, the violin) is performed by sliding the finger along the string from one note to another, playing all semitones, allowing you to hear and subtly perceive all the notes between them. Already on the piano, the finger slides across all the keys in a smooth, continuous and steady way.