Q.

                               consists of a large bucket which is attached to a tractor.

A. bulldozer
B. scraper
C. grader
D. escalator
Answer» B. scraper
Explanation: the capacity of scrapper varies from 3 m cube to 9 m cube. the scrap as a cutting edge or blade and the bottom and it is possible to dig earth to a depth of about 250 mm.
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