All of the above.
Each of the statements provided acknowledges different aspects of how social media and cell phone cameras have influenced photojournalism. Social media allows photojournalists to leverage their work and gain exposure while also competing with amateur content creators. The trend of "superjournalists" reflects the need for versatility in skillsets within the journalism field, as professionals are expected to adapt to new technologies. Finally, the changing technological landscape has indeed required photojournalists to rethink their storytelling approaches to remain relevant. Thus, all these factors contribute to the evolving nature of photojournalism in the digital age.