int x;

double d$=1\mathrm{.}5$;

switch $($d$)$

$\backslash \{$

case $1\mathrm{.}0$:

$\backslash ($ x$=1$ ; $\backslash )$

case $1\mathrm{.}5$:

$\backslash ($ x$=2$ ; $\backslash )$

case $2\mathrm{.}0$:

x $=3$;

$\backslash \}$

Select one

A$.$ The switch control variable cannot be double.

B$.$ The program has a compile error because the required default case is missing in the switch statement.

C$.$ The program has a compile error because the required break statement is missing in the switch statement.

D$.$ No errors.