Question: QUESTION 21 2.5 points Save Answer Which statement will return the number of rows in a two dimensional array a int a = a.rows int

QUESTION 21 2.5 points Save Answer Which statement will return the number of rows in a two dimensional array a int a = a.rows int a a.length O c int a = a[i] length d. int a a. size QUESTION 22 2.5 points Save Answer What statement(s) could you use to declare and instantiate an ArrayList object reference of Book objects named library with a default capacity of 10 elements? ArrayListBook > library = new ArrayListBook>0; ArrayList Book> library library = new ArrayList0;

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