Final answer:
The correct answer is B) Terraria Overhaul. The mod adds Expert Mode and Revengeance Mode.
Step-by-step explanation:
The correct answer is B) Terraria Overhaul. The Terraria Overhaul mod is a popular modification for the game Terraria that adds various gameplay changes, including the addition of two new modes, Expert Mode and Revengeance Mode. Expert Mode introduces tougher enemies and provides unique drops, while Revengeance Mode adds even greater difficulty by adjusting boss AI and increasing enemy stats.