<span>Past perfect tense is used in this case. This is due to the fact that the events are not in normal chronological order. This tense is used to differentiate when the events happened and put them back into proper order.</span>
Answer:
However, he had laid a solid groundwork for others in their attempts to decipher the hieroglyphs.
Explanation:
i had the same question on one of my test and my teacher already graded it
It’s a simile not a metaphor because it says ‘LIKE a butterfly’ a simile is something that uses ‘like’ or ‘as’