Odd-one-out — Explanation

Given words: Arrow, Missile, Sword, Bullet

Step 1 — Look for a common property

• Arrow — a projectile weapon fired from a bow (ranged).
• Missile — a guided or unguided projectile launched to hit a distant target (ranged).
• Bullet — a projectile fired from a firearm (ranged).
• Sword — a bladed weapon used in hand-to-hand combat (melee).

Step 2 — Decide which three are alike

Arrow, Missile and Bullet are all projectiles (designed to be launched/thrown/fired over a distance). Sword is the only one that is a melee weapon (used at close quarters).

Final Answer:

(A) (B) and (D) only — Arrow, Missile, Bullet are alike; Sword is different.