Earlier quoted context omitted.
That has nothing in particular to do with whether Google is a monopoly or not, though. Google doesn't graduate into being regulated by the FEC just because it's big.
Tulsi and the article are specific in their mention of Google's 88% market share, because it is material to her being heard in 2019, when most of our communication is online. The FEC has no mandate to regulate monopolies, but when a monopoly with the power to manipulate elections violates electioneering laws, it automatically becomes the most egregious offender, and the focus of any logic based decision making at the…
They can be as specific as they want, but it's immaterial as to whether a law was broken. It may be material, if a law was broken, to the argument for particular degree of damages, and it's certainly key to Gabbard’s ploy for free media independent of any legal relevance it has.