Answer:
The sun may appear to be the largest star in the sky but that's just because it's the closest. The largest known star in the universe is UY Scuti, a hypergiant with a radius around 1,700 times larger than the sun.
So, False.
Answer:
A
Explanation:
The apparent surge in diagnoses of autism is linked to important changes in diagnostic practices.
Answer:
No need for revision, it's correct as it is.
Explanation:
“While most visitors to Washington, D.C., visit the well-known memorials, including the Washington Monument, the Lincoln and Jefferson memorials, and the more recent Vietnam Memorial Hall, a beautiful and lesser-known memorial”
The underlined sentence “Vietnam Memorial Hall, a beautiful and lesser-known memorial,” needs no further revision.
The Middle Kingdom is a period of time during the history of Ancient Egypt. It lasted from 1975 BC to 1640 BC.
