Amy told us what she had done. The underline word What is an relative pronoun.
A relative pronoun is a pronoun that introduces dependent or relative clauses in a sentence.
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Spotless
An adjective describes something, so the kitchen is being described as spotless
Answer: I believe it’s A.
Explanation: it explains difficulties that astronauts may face and in the following sentence it goes more in depth
Sentences are the building blocks used to construct written accounts. They are complete statements. Punctuation shows how the sentence should be read and makes the meaning clear. Every sentence should include at least a capital letter at the start, and a full stop, exclamation mark or question mark at the end.