It's b) as extremely might be a infinitive phrase
He should have been told by the Friar, but instead Balthasar got to him first and falsely informed him that Juliet had died
C
Explanation:
The error taught us an expensive lesson
Your answer should be number 1. "For how many days has this oven not been working". The other options are not correct English. EX. How many time days has this oven not been working. I hope this helps!!! Please mark braineist!!!!!