In the given sentence, four words are highlighted, which may not be correctly placed. Choose the option that signifies interchange between the words to make a grammatically and contextually correct sentence.

He interacted (A) with the farmers affected (B) by nature’s fury and assured (C) them all help from the State government to tide over difficult (D) times.

In his relentless conducting (A) of knowledge, the scientist spent years pursuit (B) understanding (C) research that pushed the boundaries of human groundbreaking (D).

In the face of burning (A) odds and danger, the firefighter's heroic (B) actions saved (C) an entire family from a/an overwhelming (D) building.

Her tendency (A) to procrastinate (B) often led to last-minute rushes to complete assignments, despite her awareness (C) of the importance (D) of time management.

The termination (A)of the employee's contract (B) was a result of violations (C) consistent (D) of company policies.