A developer considers the following snippet of code:
Boolean isOK;
Integer x;
String theString = 'Hello';
if (isOK == false && theString == 'Hello') {
x = 1;
} else if (isOK == true && theString == 'Hello') {
x = 2;
} else if (isOK == null && theString == 'Hello') {
x = 3;
} else {
x = 4;
}
Based an this code, what is the value of x?
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