Answer:
A. ensemble.
Explanation:
A musical ensemble can be defined as a group of people who play instrumental and vocal music. It is also known as a music group and carries a distinct name. The word ensemble is derived from the Middle French ensemblée, meaning together at the same time.
A rock band will come under the category of a musical ensemble as it is also a group of people performing instrumental music or vocal music.
Therefore, option A is correct.
A 2d array (i.e. 2 dimensional array) represents its elements in rows and columns
<h3>The program in Java</h3>
The method in Java, where comments are used to explain each line is as follows
//This defines the method
public static int diagSum(int[][] myArray) {
//This initializes sum to 0
int sum = 0;
//This iterates through each row of the array
for (int i = 0; i < myArray.length; i++) {
//This calculates the sum of the diagonals
sum+=myArray[i][i];
}
//This returns the sum
return sum;
}
Read more about methods at:
brainly.com/question/15969952
