Just tell me which one to cross out and you can make a appropriate dialogue.

1) is right
2)cross out A instead
3)cross out A
4)cross out B
5)cross out B

part b
1)Me llamo (your name)
2)El gusto es mío
3)Es Señor Pepe (or use whatever name you want)
4)Igualmente
5)Encantada

These objects represent mayan numerals. just like roman numerals, they are combined to symbolize a numeral and this enabled astronomers, scholars and architects to compute various equations yet it was also used by farmers and traders in their day to day transactions.