Find the synonym of the underlined word.
The new government regulation disallows disclosure of personal tax information.

Disclosure means making information that was previously secret known. Within the business and company sector, disclosing information means to form the general public alert to certain pertinent information. The word disclosure has been derived from the French word desclos.
Let’s study its usage:
Example- The morning headlines saw the disclosure of facts regarding the case that were hitherto unknown. Here, we are able to see that the morning headlines offered the revelation of unknown facts per the case.
Let’s examine the given options:
a. Announcement –This means a proper declaration a few fact. It isn’t similar in aspiring to disclosure. Therefore, it's an incorrect option.
b. Public revelation- this suggests a previously unknown incontrovertible fact that is disclosed to others. it's similar in intending to disclosure. Therefore, it's the right option.
c. Opening - this suggests the start or initial a part of a thing. It isn’t similar in aiming to disclosure. Therefore, it's an incorrect option.
d. Closing- this implies to bring something to an end. It isn’t similar in intending to disclosure. Therefore, it's an incorrect option.