According to Ms. Esterhuysen, it is unnecessary for policy-makers to deal with the issues in ______.

A．revise
B．convert
C．improve
D．agree

A．the purchasing managers in industry sectors gained less salaries than they had before
B．the manufacturing companies needed more skilled employees to fill the vacant jobs
C．the slowdown in the housing market might cause the decline in mortgage approvals
D．the drop in the value of new loans accompanied the decline in mortgage approvals