Iwill mark brainliest if escoge el verbo que es la forma correcta del futuro perfecto. choose the correct form of the verb in the future perfect. en el futuro, los teléfonos quizás cambiarán a ser más pequeños. habrán cambiado están cambiando han cambiado estaban cambiando

We use the future perfect when talking about something that will have been completed at a certain point in the future. Moreover, we can also use this tense to point out probability. In addition, this tense is often used to refer to what might have or could have happened. The formula of this tense is:

Simple future of haber + past participle

In this way habrán is the conjugation of the verb haber for the third person plural in the future perfect and cambiado is the past participle of the verb cambiar. So:

En el futuro, los teléfonos quizás habrán cambiado a ser más pequeños

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have a nice day and happy halloween!