Multiple choice Choose the sentence in which the articles have been used correctly. There was a lapse in the execution of a plan. There was a lapse in an execution of the plan. There was lapse in execution of plan. There was an lapse in the execution of the plan. There was a lapse in the execution of the plan. Reveal answer Fill a bubble to check yourself E Correct answer Explanation Correct. Since the word ‘lapse’ begins with a consonant sound, the correct usage is – ‘a lapse’. Since a specific ‘execution’ and a specific ‘plan’ are being referred to in the sentence, the usage of the definite article (the) is appropriate.