* The letter: This is the most common meaning. For example, "Escribí una carta a mi abuela" translates to "I wrote a letter to my grandmother."
* The card: This could refer to a playing card, a greeting card, or a business card. For example, "Tengo un as de corazones en la mano" translates to "I have an ace of hearts in my hand."
* The chart: This is less common, but it can refer to a map, a chart, or a diagram. For example, "Mira la carta de la ciudad" translates to "Look at the map of the city."
* The menu: This is a common usage in Spanish-speaking countries. For example, "Trae la carta, por favor" translates to "Bring the menu, please."
To know the exact meaning of "la carta" in English, you need to consider the context in which it is used.