The zero.
Two thousand years ago, the ancient Maya developed one of the most advanced civilizations in the Americas. They developed a written language of hieroglyphs and invented the mathematical concept of zero. With their expertise in astronomy and mathematics, the Maya developed a complex and accurate calendar system.
Answer:
She should stay behind and revise after she must have a good rest
<span>Regarding a product or service, quality assurance is used to detect hidden faults. Quality assurance, is a team known as QA, that tests products before they go out into the market to make sure they pass quality tests. The main goal is to make sure little to no products are on the shelf with any defaults that the company can see. Although some may slip through the cracks, the quality assurance team prides themselves on finding any hidden faults. </span>
By looking down into the family sources
Anthem is the Unspeakable Word with the keyword unspeakable idea in Equality's anthem which tied individuality with in the Unspeakable Word.
<u>Explanation:</u>
Equity 7-2521 has been brought into the world with a revile that sets him off from every other person: he's savvy, and he wants to know things. At the point when Equality 7-2521 was ten years of age, he viewed the Transgressor being copied at the stake for talking the Unspeakable Word: the counter collectivist word "I."
Equality 7-2521 recollects this present man's righteous mental fortitude and levelheadedness and remembers him as a legend once he, as well, finds the intensity of the word I. Also, it's prohibited to state "I", which is viewed as a holy word.
