Select all that apply. What is true about the Sahara?

it is the world's largest desert
the word "Sahara" means desert
it has always been a dry area
it is located to the south of the savanna
traders used camels to cross it

it is the world's largest desert

the word "Sahara" means desert

traders used camels to cross it

Explanation:

The Sahara desert located in Africa is the world's largest desert by land mass. It is a dry desert found above the savannah belt of Africa.

From geologic records, the Sahara has not always been a desert throughout its history. Fossil evident found in sediments have shown that this desert used to be a lush and thriving rainforest.

In Arabic, the word Sahara means desert.

Traders use camels to cross this desert due to harsh nature of this expanse of land.

the precambrian aged rocks could be found in australia. australia is a region that has a lot of ancient civilization history from million years ago. in this region, there are a lot of recognizable fossils buried in its land which is considered a precambrian-aged rocks