52. Composition is sometimes referred to as a(n) ___________.

a. many-to-one relationship

b. one-to-many relationship

c. has-a relationship

d. is-a relationship

53. Instance variables declared final do not or cannot:

a. be modified after they are initialized.

b. cause syntax errors if used as a left-hand value.

c. be initialized.

d. None of the above.