What is the 2021 NHD Theme? Group of answer choices Conflict and Compromise in History Taking a Stand in Histoary Triumph and Tragedy in History Breaking Barriers in History Communication in History: The Key to Understanding

Communication in History: The Key to Understanding.

Explanation:

The theme for the 2021 National History Day is "Communication in History: The Key to Understanding".  Every year a new theme is chosen by the NHD committee for researchers, teachers, historians and students to engage in  historical research.The 2021 NHD theme provides a platform for students and researchers to question the importance of exchange of  information and interaction among people. It also gives them an opportunity to understand and explore the various ways of communication and how communication have changed the history if mankind.The transition and development in modes of communication, the introduction of newspapers, news channels, telephones, etc.,would all be emphasized to be studied under this theme.

Ship building industry , good luck : )