Final answer:
The critical voices against music genres like Algerian shabi and 1980s hip-hop referred to them as B) Fast food music for a fast food generation, indicating a perception of these genres as commercial and lacking depth.
Step-by-step explanation:
The question concerns the critical descriptions of certain music genres, specifically Algerian music developed in the 1920s and the similar ways that hip-hop was perceived during its emergence in the 1980s. From the provided information, it is clear that this music was often used as a form of rebellion and expression of political and social discontent. Despite any technological, cultural, or religious barriers, these music genres have historically found a way to spread and resonate with diverse audiences.
The correct option that was used to describe these music genres, which were often criticized for being commercial or lacking depth, is B) Fast food music for a fast food generation.
Genres like hip-hop and Algerian shabi faced criticism for various reasons including religious objections and concerns about their rapid and widespread influence, which was sometimes seen as a reflection of cultural and societal changes. These genres, along with others like rock and roll and gangsta rap, were underscored by complexities in cultural appropriation and representation of minorities in mass media as highlighted in the critique of orientalism.