To solve this problem, we need to determine the relationship between the words in each pair and find a word that has the same relationship with the given word "Viable" as "Alert" has with "Vigilant".
Therefore, the correct word that completes the analogy is Feasible.
| List I | List II | ||
|---|---|---|---|
| A | EMBARK | I | QGPIJC |
| B | DECIDE | II | CKDCPI |
| C | PEOPLE | III | NCQRJC |
| D | SINGLE | IV | BCEKBC |
