Question

(a) on the inauguration day the old anthem 'Die stem' was sung by- (1) the whites (2) the blacks (3) by both the groups (4) by none.
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Answer 1

i think his your answer is 3 by both of these

Answer 2

(2) by the blacks

Explanation:

• "Die Stem van Suid-Afrika" is a former "South African national anthem". There are two variations of the anthem, one in "English" & the other in the "Afrikaans" which were used in the "British ruled Union of South Africa", along with God Save the Queen and then it became the solo  anthem after the declaration of independence by South Africa.
• After the end of "apartheid" in the "early 1990s", a new "hybrid song" was chosen as the "new national anthem" "Nkosi Sikelel' iAfrika" that incorporated elements of both the national anthems, and was adopted as the nation new national anthem
• On the day of the inauguration of Nelson Mandela becoming the 1stblack President of South Africa, the day was symbolized by the playing of "both the national anthems" & the vision of whites singing "Nkosi Sikelel –iAfrika" & the blacks singing ‘Die Stem van Suid-Afrika’, the old anthem

To know more

Summary of Nelson Mandela a long walk to freedom - Brainly.in

https://brainly.in/question/433764