However it is uncertain whether he led or merely responded to changes in audience expectations.

"Most situations merely respond to the proper key, if it can be found," the tree said.

In learning that he would come to prevent some crimes, not merely respond to them.

Rather, they merely responded to incentives as their counterparts did in the late 70's.

According to the store's bosses, however, they were merely responding to consumer research.

"And you can't respond to a catastrophe merely by saying, 'I will do what is routine.' "

The theory is based on the idea that humans process the information they receive, rather than merely responding to stimuli.

It merely responds to simple electric charges, instead of complex commands.

The drug manufacturers have long insisted that they did nothing wrong, but were merely responding to the marketplace.

Some Catholic legal scholars say the prosecutors are merely responding to public pressure for action.