Grammar quiz is this the right answer

Answer the following questions using complete spanish sentences. ¿quién ayuda al doctor? ¿qué tomas para sentirte mejor? ¿tienes fiebre ahorita? *note: this is a practice activity. completing this activity will not only prepare you for future tests and assessments but, more importantly, it will enhance your language ability. this activity will not count towards your grade.

In which situation would you most likely use the tú form? a. con ancianos b. con profesores c. con niños d. con figuras de autoridad

Lee el título. ¿qué significa el prefijo pre- de la palabra precolumbinos?