Answer:
C or D i don't really know
Explanation:
Precambrian time, period of time extending from about 4.6 billion years ago (the point at which Earth began to form) to the beginning of the Cambrian Period, 541 million years ago. Precambrian time encompasses the Archean and Proterozoic eons, which are formal geologic intervals that lasted from 4 billion to about 541 million years ago, and the Hadean Eon, which is an informal interval spanning from 4.6 billion to 4 billion years ago. The Precambrian represents more than 80 percent of the total geologic record.
Signposts, internal previews and internal summaries are examples of linking statements.
<h3>What are signposts, internal previews and internal summaries?</h3>
The signposts, internal previews and internal summaries are a tool that allows the readers or audience to connect and understand the ideas that the speaker is using in his speech.
According to the above, it can be inferred that these tools are linking statements that help connect one thought to another in a speech.
Learn more about Signposts in: brainly.com/question/9374047
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Answer:
A or B
Explanation:
He oversaw the construction of schools and
mosques in his cities so people could learn to
read the Muslim holy book.
® He made sure Mali's economy stayed strong,
which meant people had more free time to
spend in prayer.