Collective ownership of the Means of Production is Socialism, generally. Communism is the specific Stateless, Classless, Moneyless society built on the foundations of Collective Ownership along Marxian analysis, but you can have Collective ownership in, say, Syndicalism, Anarchism, Market Socialism, Democratic Socialism, etc.
Choosing the first options is communism, right?
Collective ownership of the Means of Production is Socialism, generally. Communism is the specific Stateless, Classless, Moneyless society built on the foundations of Collective Ownership along Marxian analysis, but you can have Collective ownership in, say, Syndicalism, Anarchism, Market Socialism, Democratic Socialism, etc.