Which option completes lhe text below correctly?

Dr. How Hoong Au: Learning Mandarin at 75

Dr. How Hoong Au born in Malaysia to parents from mainland China. His family it would be better for him to learn in English than Mandarin or Cantonese. That Au without much knowledge of any Chinese language.

At lhe age of 75, Au now attends lhe Toronto Mandarin School alongside his grandchildren, who __ _ the language as well.

(Adapted from https://www.cbc.ca)