Genetic testing is not considered a serious intrusion into the privacy of the employees by an employer

The National Labor Relations Act ________

a. aimed to protect the economic rights of employers against striking unions b. required companies to use the "prevailing wage rate" of the area as the minimum-wage rate c. gave private-sector employees the right to unionize and limited employers' retaliatory powers d. restricted the federal courts from issuing injunctions in labor disputes, except to maintain law and order

Comment on the following statement: "If an interest-rate model allows the possibility of negative interest rates, then it is not useful in practice."

What will be an ideal response?