Which of These Methods Will Sort an Array of Floats

question 31

Multiple Choice

Which of these methods will sort an array of floats into ascending order?

• A) void arrange(float[ ] ary) {
• For (int n=0; n<ary.length; n++)
• For (int k=n; k<ary.length; k++)
• If (ary[n] > ary[k])
• {
• Float x = ary[n];
• Ary[n] = ary[k];
• Ary[k] = x;
• }
• }
• B) void arrange(float[ ] ary) {
• For (int n=0; n<ary.length; n++)
• For (int k=n; k<ary.length; k++)
• If (ary[n] < ary[k])
• {
• Float x = ary[n];
• Ary[n] = ary[k];
• Ary[k] = x;
• }
• }
• C) void arrange(float[ ] ary) {
• For (int n=1; n<=ary.length; n++)
• For (int k=n; k<ary.length; k++)
• If (ary[n] > ary[k])
• {
• Float x = ary[n];
• Ary[n] = ary[k];
• Ary[k] = x;
• }
• }
• D) void arrange(float[ ] ary) {
• For (int n=0; n<ary.length; n++)
• For (int k=n; k<ary.length; k++)
• If (ary[n] > ary[k])
• Float x = ary[n];
• Ary[n] = ary[k];
• Ary[k] = x;
• }
• E) none of the above

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