South Africa has the largest reserves of Platinum-group metals (PGMs; 88%), Manganese (80%), Chromite (72%) and Gold (13%) known reserves in the world. It is ranked second in Titanium minerals (10%), Zirconium (25%), Vanadium (32%), Vermiculite (40%) and Fluorspar (17%).
Answer:
Is longer and repeats key points.
Explanation:
When you start a live broadcast, viewers are received every second, and those who join the broadcast long after it starts may have no idea what you're talking about if you don't repeat the key points every so often.
The duration of the broadcast is also important, the longer it lasts, the more likely it is to receive more viewers and you can include more content to keep them entertained.
