[ Grammar ]
The developer’s ____ in solving the system error was highly appreciated.
A. responsive
B. responsibility
C. response
D. respond

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Grammar › Viewa family of young animals, especially birds; any group having the same nature and origin; to think over in a worried, unhappy way
A. animated
B. brood
C. culminate
D. drone
Identifying Tenses › View
By this time next week, they will have finished the job .
A. Simple future
B. Future progressive
C. Future perfect
D. Future past perfect