Gold Will Go Up

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The value of gold has crashed; will it ever return to its previous high within the next year? Even at around $60, the value of gold is still up over 100 percent since it matched its last all-time high in the low $30 range just two months ago. One trend is clear, at $60 or at $250, the ecosystem of watching and trading gold continues to expand. Within the next year, without a doubt, more portfolios will include gold, more companies will be created to serve people who consider trading gold, and more people will buy gold. Clearly, it can be concluded that gold will go up.

In the argument given, the two portions in boldface play which of the following roles?