This question is incomplete. Here´s the complete question.
"Amor Imposible" ("Impossible Love") features the distinctive portamento of the wayno. What exactly is meant by portamento? (Vocal part starting at 0:13)
a. hard accents on the notes
b. sliding from one note to another
c. clapping while also singing
d. holding a notes for an extended period
Answer: b. sliding from one note to another
Explanation:
Portamento refers to the technique of continuously gliding from one note to a different one without the intermediate notes. This technique is mostly used in singing and string instruments.
When applied to piano playing, portamento refers to a style between legato and staccato.
Portamento can be also called glissando for different instruments, such as the trombone.