From the words or group of words lettered A to D, choose the word or group of words that best completes each of the following sentences. The coffee is still...

From the words or group of words lettered A to D, choose the word or group of words that best completes each of the following sentences.
The coffee is still bitter; you have not added..........sugar

Answer Details

The best option to complete the sentence is "enough". This is because "enough" means an adequate amount, sufficient or appropriate. Therefore, the sentence implies that there is a need for the addition of the appropriate amount of sugar that will make the coffee sweet enough.