Fill in the blanks. In a pool of identical fixed rate, fully amortizing loans, as the mortgages become more seasoned, the WAM ____________; the WAL ____________; and the WAC ___________.

a. Goes up; Goes up; Goes down

b. Goes up; Goes up; Stays the same

c. Stays the same; Stays the same; Stays the same

d. Goes down; Stays the same; Stays the same

e. Goes down; Goes down; Stays the same