The question asks you to conjugate the verb "ser" for first person singular (yo).
The correct form is: :"soy"
The full sentence:
Yo soy alta.
The full paradigm of "ser" is:
yo soy
tu eres
el/ella es
nosotros/nosotras somos
vosotros/vosotras sois
ellos son
Querian ir a paris pero no fueron.
Yes you are correct.
You would use “me” because that is the yo form
Answer:
99.99% sure that the answer would be #3