LOOK at the meaning of the marked option:expurgate- to edit by omitting or modifying parts considered indelicateLet's look at the MEANINGS of the other given options: censure- harsh CRITICISM or disapprovaledit- to prepare for publication or PRESENTATION by correcting, revising, or adaptingphotoshop- to ALTER (a digital image) with Photoshop software or other image-editing software especially in a way that distorts realityHence, from the given meanings, we find that expurgate is the correct one-word substitute.