In Opinion
"When faced with terminal disease, people often look for an overarching explanation as a way to cope with an unbearable reality," Marion Renault writes in a guest essay. "They may seek answers where there are not any."
@nytimes
As previously noted, "are" is a subject-verb-agreement error for "is," unless and until you change "size" to "sizes," the plural the "size" is of being irrelevant to the number of the verb of which it's the subject. How's that for a lot of awkwardly stacked prepositional phrases