Classify the following as a syntax error, static semantic $($contextual$)$ error, or not a compile time error. In the case where code is given, assume all identifiers are declared, have the expected type, and are in scope. All items refer to the Java language.

a$.$

b$.$

c$.$ incrementing a read$-$only variable

d$.$ code in class $C$ accessing a private field from class $D$

e$.$ Using an uninitialized variable

f$.$ Dereferencing a null reference

g$.$

h$.!!$x

i$.x>y>z$

j$.$ If $($a instanceof Dog d$)\{dots\}$

k$.$ vars$="""$This is weird""";

l$.$ switch $=200$;

m$.$ e$)$ case $15$; default $8$;;