A more thorough explanation:

Definition: A statement of principles and policies adopted by a political party as the basis of the party's appeal for public support.

Example: The Democratic Party's platform includes policies on healthcare, education, and climate change.

Explanation: A platform is a set of ideas and goals that a political party believes in and wants to achieve. The example shows how the Democratic Party has specific policies on certain issues that they want to implement if they are elected. The platform is important because it helps voters understand what a party stands for and what they can expect if that party is in power.