Based on the Chapter $12$ lecture and readings, which of the following is$/$are true of Facebook's global reach and growth?

b$.$ The company's market cap has at times exceeded a trillion dollars.

a$.$ Roughly $1$ in $3$ people on earth have a Facebook account.

c$.$ The company's value has steadily increased since rebranding to Meta without any significant drops in value$/$performance$.$

Both a$,$ and b$.$

All of these

None of these are true.