A consolidated industry structure:

$$ is dominated by a small number of companies or$,$ in extreme cases, by just one company, and such companies often are in a position to determine industry prices.

$$ constitutes a threat rather than an opportunity.

consists of a large number of small companies $q,$ medium$-$size companies, none of which is in a position to determine industry price.

$$ provides no scope for an oligopoly to exist.

$$ is characterized by low$-$entry barriers and commodity$-$type products.