Question

express the set using the roster method. the set of odd natural numbers less than 5 choose the correct answer below. a. {1, 3, 5, ...} b. {2, 4} c. {1, 3} d. {7, 9, 11, ...}

Explanation:

Step1: Identify natural numbers <5

Natural numbers less than 5 are $1, 2, 3, 4$.

Step2: Filter odd numbers

From the list, odd numbers are $1, 3$.

Step3: Match to roster form

The roster set of these numbers is $\{1, 3\}$.

Answer:

C. {1, 3}