Which characteristic of resin temporary cement makes it preferable for temporary crowns?

The characteristic that makes resin temporary cement preferable for temporary crowns is that it provides high strength and excellent retention. This high strength allows temporary crowns to remain securely in place, reducing the likelihood of displacement during normal function, which is important for both patient comfort and the success of the treatment. Excellent retention is especially crucial in situations where a crown may need to withstand the forces of biting and chewing until a permanent restoration can be placed.

The ability of resin temporary cement to bond effectively to both the tooth structure and the crown itself enhances the stability and longevity of the temporary restoration. This is vital in maintaining the tooth's position and protecting it from further damage or decay while waiting for the final crown.

In contrast, choices that emphasize low strength, difficulty in cleanup, or suitability only for short-term use do not reflect the advantages that resin temporary cement provides. These factors would undermine the effectiveness and practicality of the temporary crowns during the interim period.