Which of the following could only be known by reasoning (not by direct observation) ?

A) the number of legs on a grasshopper
B) which of two fish is heavier
C) which of two people is smarter
D) the time on your clock
E) whether there are any clean dishes in your house

Reasoning

The mental process of using logic to identify connections, draw conclusions, solve problems, or make decisions.

Direct Observation

The method of gathering data through direct and immediate experience, without intervention or manipulation.

Clean Dishes

The result of washing dishes in which all food debris, grease, and dirt are removed, leaving the dishes sanitary and ready for use.