Which of the following defines packed BCD number equals $43?$

A$)n1db\text{'}{43}^{\text{'}}$

B$)n2db43$

C$)n3db43h$

D$)n4dw0403h$

The monitor coordinates of the top right position in text mode is:

A$)18h,79h$

B$)18h,00$

C$)18,4Fh$

D$)00,4Fh$