April Burton Who Works at an Art Gallery in Paris

April Burton who works at an art gallery in Paris recently worked on marketing their line of renaissance exhibits.The marketing strategies worked very well across the city and the gallery sold a large number of paintings during the month of the marketing campaign.Burton was asked by her manager last week to give a presentation to the board of directors on the marketing strategies she implemented.Though she initially agreed,due to a personal emergency,she now realizes that she cannot make it to the date of the presentation.Which of the following should she do to convey the negative message in the best manner possible to her manager?

A) Let her manager know at the earliest that she will be unable to give the presentation
B) Ask her manager to postpone the date of presentation to another day
C) Ask if she can send her colleague who also worked on marketing the exhibits
D) Ask her manager for possible solutions to solve the problem and take action
E) Inconspicuously mention her unavailability to give the presentation