Methods include conducting observations of a scene or experience, interviewing or corresponding with experts or witnesses to an event, conducting surveys of people affected by a situation, and attending public events and performances.

Primary research methods include conducting observations of a scene or experience, interviewing or corresponding with experts or witnesses to an event, conducting surveys of people affected by a situation, and attending public events and performances.

Explanation:

There are various research methods of varying degrees of complexities. The most primary ones are used in day-to-day researches that are done to intervene and take insights into comparatively smaller, grass-root issues.

These methods include surveys, observations, ethnography, panels, etc.  It helps researchers to understand better about the nature of research. It also assists them to make a report in a clear way.

The correct answer letter B.

Explanation:  The veto is the disagreement of the President of the Republic with a certain bill approved.

The veto is political, when the matter is considered contrary to the public interest; legal, if understood as unconstitutional; or for both reasons - unconstitutionality and contrary to the public interest. As for the scope, it can be total or partial, and in the latter case it should be the full text of an article, paragraph, item or sub-paragraph.