Which of these is the best thesis for a student's reflective essay? this essay will share my experience of what it's like to have a brother with autism. b. rates of autism have been on the rise in recent decades; although many theories on its causes exist, the jury is still out. c. autism is a mysterious neurological disorder affecting people to different degrees along a spectrum ranging from severe to mild. d. having a brother with autism is a mixed blessing; even though i'm sometimes resentful, i've learned a lot about love, patience, and myself.