Which of these events happened in the 20th Century?

Responses

A Tutankhamen becomes the leader of Egypt.Tutankhamen becomes the leader of Egypt.

B Bartholomew Diaz lands on the Cape of Good Hope.Bartholomew Diaz lands on the Cape of Good Hope.

C Nelson Mandela becomes the President of South Africa.Nelson Mandela becomes the President of South Africa.

D They pyramids are built along the Nile River in Egypt.

C Nelson Mandela becomes the President of South Africa.

The correct answer is option C: Nelson Mandela becomes the President of South Africa. Nelson Mandela became the President of South Africa in the 20th Century.

To determine which events happened in the 20th Century, we should look at the timeline of these events and identify when they occurred.

A. Tutankhamen becomes the leader of Egypt.
Tutankhamen became the king of Egypt during the 18th Dynasty, which took place between approximately 1332 BC and 1323 BC. Therefore, this event did not happen in the 20th century.

B. Bartholomew Diaz lands on the Cape of Good Hope.
Bartholomew Diaz, a Portuguese explorer, reached the Cape of Good Hope (in present-day South Africa) in 1488. This event predates the 20th century as well.

C. Nelson Mandela becomes the President of South Africa.
Nelson Mandela, an anti-apartheid activist and leader, became the first black President of South Africa in 1994. This event aligns with the 20th century.

D. The pyramids are built along the Nile River in Egypt.
The construction of the pyramids, particularly the most famous ones at Giza, occurred during the Old Kingdom of Egypt, which spanned from around 2686 BC to 2181 BC. This event did not happen in the 20th century.

Based on the analysis, the event that occurred in the 20th century is:
C. Nelson Mandela becomes the President of South Africa.