Alliteration is the combination of two or more words in a sentence which sounds similar. There are various alliterations in the text. The most suitable are the two listed above. Alliteration is the repetition of similar sound. This is mostly used in poems to have a rhyming effect. This effect memorizes the text in listeners mind and he remembers the sound or rhythm.
Explanation: This is because the hippocampus is located in the forebrain section called the telencephalon and the hippocampus is responsible for the formation of long-term and spatial memories.