Plz answer asap read the sentence from franklin delano roosevelt inaugural address of march 4th 1933

valleys of shrunken to fantastic levels texas have risen our ability to pay has fallen governments of all kinds is faced bt serious curtailment of income the means of exchange are frozen in the currents of trade the withered leaves of industrial enterprise lie on every side farmers find new markets for their produce the savings of many years in thousands of families are gone

select from the drop-down menu to correctly identify the meaning of the phrase frozen in the currents of trade

values have shrunken to fantastic levels taxes have risen our ability to pay has fallen governmental all kinds is faced by serious curtailment of income the means of exchange the withered leaves of industrial enterprise lie on every side

the options for the blank spot are

a. improving gradually
b. unchanging
c. cold and unfeeling
d. slowly declining