Graham displays a heightened sense of awareness of events in his environment. for instance, when he picks a book to read, he pores over every bit of information given about the author, edition, preface, and even the colors and images on the cover page. this is indicative of the fact that graham is a(n) person.

Thorough / Meticulous

Explanation:

A person with a sense of awareness of the events in their environment can be said to be called thorough or meticulous. This type of people has the ability to see details beyond what a person in general can see and feels intrigued to investigate further for what in the detail catches his attention. Precisely, Graham showed his abilities since he was forced to develop his senses since his childhood due to his mother's gradual deafness. With her, he developed a unique sign language in addition to a sound technique so that his mother could hear him. This allowed him to become an even more thorough person for details.