B they became heroes after saving the children, so they did a good deed
Answer:
I'd guess Verbal irony
Explanation:
Just because "There are some strangers in this town" can mean a variety of things and I didn't see any Dramatic or Situational irony.
Past tense because the verb isolated is written that way.
Answer:
We need to appoint new volunteers, however, we have to change the way NGO works.
Explanation:
Does this help?
If so, brainliest please : )