Answer:
Declare it as: char str[5][100]
Step-by-step explanation:
The attachment completes the question
The options in the attachment shows that the programming language being described is more likely to be C language.
In C language, the following syntax is used to store an array of m number of strings and a maximum of n elements in each string,
char array-name[m][n]
From the question:


Let array-name be str.
The array will be declared as: char str[5][100]