What is the difference between spread footings and pad footings?

What is the difference between spread footings and pad footings?

• A. Spread footings transfer loads to soil over a broad base; pad footings are isolated small footings supporting columns
• B. Spread footings are round; pad footings are square
• C. Spread footings support columns; pad footings support walls
• D. Spread footings are decorative

Answer: (A)