Using appropriate music terminology, which can two recordings from the 1980s…

Using appropriate music terminology,  which can two recordings from the 1980s using two different artists within one of the following styles can i compare and contrast:
·      2 Alternative Rock artists OR
·      2 Mainstream R&B artists OR
·      2 Salsa artists from the 80s OR
·      2 Early Rap artists (pre-1990)
Similarities are often just as important as differences. Listening cues:
·      lyrics
·      melodies
·      forms
·      production values (simple, complex, unique, common)