The implications of a two-party system on voter choice include limiting options for voters, often leading to a binary choice between dominant parties. This can discourage participation from those who feel that their views are not adequately represented by either party, fostering political alienation. The two-party system tends to simplify political discourse and can deter third-party candidates, reducing political diversity. Additionally, candidates may gravitate toward moderating their positions to appeal to the widest electorate, which could dilute political platforms and limit genuine ideological representation.