What does the following code do? Calendar cal = Calendar.getInstance(); DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd"); cal.add(Calendar.DATE, -1); return dateFormat.format(cal.getTime());

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Question:What does the following code do? Calendar cal = Calendar.getInstance(); DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd"); cal.add(Calendar.DATE, -1); return dateFormat.format(cal.getTime());

1.Get yesterday date and returns its formatted string

2.Get today date and returns its formatted string

3.Get tomorrow date and returns its formatted string

4.All of the above

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  1. What does the following code do? Calendar cal = Calendar.getInstance(); DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd"); cal.add(Calendar.DATE, -1); return dateFormat.format(cal.getTime());
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