In Theory,a COX-2 Selective Drug Such as Celecoxib (Celebrex)<AU2> Will

In theory,a COX-2 selective drug such as celecoxib (Celebrex) <AU2> will be less likely to cause gastric irritation because:

A) COX-2 drugs are less acidic than traditional NSAIDs.
B) COX-2 drugs do not inhibit the production of beneficial prostaglandins in the stomach.
C) patients taking COX-2 drugs are older than patients taking traditional NSAIDs.
D) COX-2 drugs are coated so that the drug does not dissolve until it reaches the small intestine.
E) all of the above