Card 2 / 37: Long var = (long) 999; // Line 3 long x1 = var.longValue(); // Line 5 double x2 = var.longValue(); // Line 7 double x3 = (double) var.longValue(); // Line 9 Double x4 = Long.valueOf("999"); // Line 11 Number x5 = Integer.parseInt("999"); // Line 13 Long x6 = Integer.parseInt("999"); // Line 15 Which lines are not valid and produce compile time exception ?
A) Line 3
B) Line 5
C) Line 7
D) Line 11
E) Line 15

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