B
"Me" digo la verdad = I tell the truth to myself
This is grammatically incorrect to say in Spanish.
"Le" digo la verdad = I tell the truth to her/him/you (f.)
'Vosotros' does not refer to any of these pronouns.
"Nos" digo la verdad = I tell the truth to us
This is grammatically incorrect to say in Spanish.
C. Quando is wrong it's *cuando
Answer:
1) "Soy extrovertida y divertida." (extroverted/outgoing and fun)
2) "Me gustan la clase de español y la clase de matemáticas." (spanish class and math class) or "Me gustan la clase de arte y la clase de historia." (art class and history class)
3) "Yo hablo inglés y español." (English and Spanish) or replace with other languages.