Answer:
2. did he tell you what happened at school?
3. Mary doesn't look as young as her friend.
Explanation:
Look for the word with capital letters, it's usually the first word.
my ethnicity, nationality and age
Citing a source means to give credit to the source that you got your information
Answer: george is my cousin
Answer: The correct answer is "was not known" because the word knew is past tense