In the following questions, sentences are given with a part in bold. The given phrase in bold may or may not contain an error. If a phrase has an error, one of the options following can replace the incorrect phrase. The correct phrase which replaces the erroneous phrase will be your answer. If the sentence is correct then select ‘No  improvement required’ as your answer. The technology firm ensured innovative solutions for enhancing productivity , while the management ensured that all employees adapt to the new systems.