Answer: d) right hippocampus
Step-by-step explanation:
Right hippocampus is the part of brain that is situated in middle portion.This portion is responsible for holding spatial relationship memories which are related with routes, path direction etc.If any damage is caused to right hippocampus, then person will not be able to retrieve visual pathways and designs.
According to the question,Johnny's right hippocampus is damaged in the bus crash accident as he is able to recall the verbal information but visual pathway and routes recollection has become difficult for him
Other options are incorrect because left hippocampus, right or left thalamus are not damaged if a person is facing problem in recollection of visual things and place after some accident.Thus,. the correct option is option(d).