I think the answer is : Participle.
specifically, past participle.
This type of participle is used to describe that occurred in the past (already happened in prior timeline)
The reader learn about Dr. Jekyll from his letter to Dr. Lanyon that he needs Lanyon's help and is grateful for it.
- He needs Lanyon's help and is grateful for it
<u>Explanation:</u>
Lanyon got a bizarre letter from Jekyll. Right now, asked Lanyon to go to Jekyll's home and expel a particular cabinet from his research center. Poole was to assist him with this solicitation. He was to come back to his own home with the substance of the cabinet and sit tight for a man who might come to guarantee them at 12 PM. They should just state noteworthy subtleties notwithstanding the focal thought of the content. Moreover, the peruser ought to maintain a strategic distance from any minor detail since these are no applicable to comprehend the point or message of the content.
it's foreshadowing
i just got this right on edmentum
