Factor led to the callapse of one party system

The FAILURE to anticipate the collapse of communist one-party systems stands in striking contrast to the determinism of retrospective accounts.These causes include the deterministic character of most accounts, the absence of a theory of a single-party rule, the absence or misspecification of casual links between the major buliding blocks of the arguments put forth, and the analytic conflation of decay and breakdown.

Explanation:

The First Party System ended during the Era of Good Feelings (1816-1824) , as the Federalists shrank to a few isolated strongholds and the Democratic-Republicans lost unity.

buying socks and buying shoes are independent events.

pretty sure a is right