What does the idiom, "he has a chip on his shoulder" mean?

Which statements best evaluate the evidence in thisexcerpt? select two options.o the authors use a personal story to illustrate theargument that, despite new and ever-changing forms ofsocial media, arab american print and broadcast mediaare stronger than ever.the authors use data about the types and effectivenessof social media to support the argument that socialmedia is driving arab american broadcast media out ofbusiness.the authors use a quotation from an expert to supportthe argument that social media has been both and hazardous for the arab american news mediao the authors use a quotation from an eyewitness tosupport the argument that the arab american newsfree daeros challsave and exitnextsubmit

How many stanzas does this poem have, shall i compare thee to a summer day?

How do the excerpt and diagram complement one another?