What is the most likely reason why Cobb puts the section "Pleasantly Surprised" after the section "Gift of 2,090 Trees"?

to flashback to an incident readers will appreciate
now that they know more about the trees' origins

to continue the chronological narrative of how the
cherry trees arrived in Washington, D. C.
to contrast Dr. Takamine's interactions with the cabby
to his previous interactions with Mrs. Taft
to share details about Dr. Takamine's life after
portraying him positively