Question: Look at the following array definition: Double[][] sales = new double[8][10]; a. How many rows does the array have? b. How many columns does the

Look at the following array definition: 

Double[][] sales = new double[8][10];

a. How many rows does the array have?

b. How many columns does the array have?

c. How many elements does the array have?

d. Write a statement that stores a number in the last column of the last row in the array.

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