Final answer:
The set of all whole numbers less than 20 is listed from 0 to 19, including each whole number within that range.
Step-by-step explanation:
The set described in the question is {x : x is a whole number and x < 20}. To write this set in a tabular form, we list all the whole numbers (integers greater than or equal to zero) that are less than 20.
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19