In a for statement, this expression is executed only once:

Before its final commercial release, a(n) ________ version of software may be offered to certain test sites or to interested users free or at a reduced cost

A) release to manufacturers (RTM) B) beta C) general availability (GA) D) gamma

To use the compare and merge feature, the Compare and Merge button must be added to the ________

Fill in the blank(s) with the appropriate word(s).