The most suitable word for 2 is
Survival goes with essential. the rest of the choices don't make any sense.
335 MCQ for effective preparation of the test of Medium of Cloze section.
Read the MCQ statement: The most suitable word for 2 is , keenly and apply the method you have learn through the video lessons for Medium to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 318-3210.