The optimization: finding two examples of an expression, computing the same value and saving the value of the 1st computation in a temporary variable, is refered as

Global sub-expression elimination

Global common sub-expression elimination

The optimization: finding two examples of an expression, computing the

1.	The optimization: finding two examples of an expression, computing the same value and saving the value of the 1st computation in a temporary variable, is refered as
A.	Global common sub-expression elimination
B.	Global sub-expression elimination
C.	Global elimination
D.	Sub-expression elimination
Answer» B. Global sub-expression elimination