Well First of all Tener que means Must
so the list will be maybe like this If I understood the Question correctly
<span>Tener que tener pastel para la fiesta = must have cake for the party
Tener que </span><span>haber adivinar para la fiesta con regalos= must have guess with gifts
</span>Tener que <span>tener favores de partido = Must have party favors
hopefully I understood the question correctly and I was a help to you </span>
Answer:
The correct form is "yo digo".
B. Prefería (preferían is they preferred and preferíamos is we preferred and prefería is he/she preferred)