Intermittent lockups and reboots are most likely caused by ______

Which operation will retrieve the item at position i in anArray?

A. anArray[i] = val; B. val[i] = anArray[i]; C. val = anArray[i]; D. i[val] = anArray;

An important difference between constructors and methods is that ________ .

a) constructors cannot specify a return type b) constructors cannot specify any parameters c) constructors appear before methods in the same file d) constructors can assign values to instance variables