Answer:
1. abriste (A)
2. caí (B)
3. mentimos (C)
4. bebió (B)
5. durmieron (A)
Explanatiion:
Conjugated the irregulars with their subjects. Said conjugation charts are usually available online in which specific Spanish words are shown conjugated to fit their subjects.
I think it is formal it doesn’t say it formal but it does say the word usted is to show respect so i would say true its formal
The answer would be 1. No decir/ la verdad a tus padres.
Hazen is the correct answer sorry if it’s wrong though