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Verbal·Expression of Ideas·Transitions

easy

In 1949, Frank Zamboni developed an ice rink resurfacing machine. As Zamboni’s machine moved along the rink’s surface, it first scraped off the top layer of ice. __________ it sprayed water into the deep grooves left behind by customers’ skates. Lastly, it smoothed over the newly formed ice.

Which choice completes the text with the most logical transition?

A

For example,

B

Next,

C

Similarly,

D

In contrast,