Question$-$:

What is wrong with the following code snippet?

int size $=42$;

$cost=9\mathrm{.}99$;

System.out.println$(size=+$size$)$;

system.out.println$(cost=+cost)$;

a$.)$ The code snippet uses a variable that has not yet been initialized.

b$.)$ The code snippet uses a variable that has not been declared.

c$.)$ The code snippet attempts to assign a decimal value to an integer variable.

d$.)$ The code snippet attempts to assign an integer value to a decimal variable.

e$.)$ None of them