    Sentence. 1: What. major: category of  conservation ‘fesult in -an ‘object. that. is  moré attractive and more  comprehensible‘to the viewer?    Sentence '2: The: other major: category: is  “interventive” conseryation; this includes:  cleanitig ‘and reintegration’ to strengthen  fragile “objects, reveal: original surface!  decoration; and testore shape.