Which of the following is the correct way to declare a constant variable in Java?

Question $25$Answer

a$.$

final int PI $=3\mathrm{.}14$;

b$.$

const int PI $=3\mathrm{.}14$;

c$.$

int PI $=3\mathrm{.}14$;

d$.$

static int PI $=3\mathrm{.}14$;