Choose the correct sentence which is built from the words and phrases given:
Given/ difficulty / task / I / lucky / complete/ by May.
A. Given difficulty in the task, I shall be lucky to complete by May.
B. Given the difficulty of the task, I shall be lucky to complete it by May.
C. Given the difficulty of the task, I shall lucky to complete it by May.
D. Given the difficulty in the task, I will be too lucky to complete by May.