Correct option is C
The idiom from the given options that gives the most appropriate meaning of the highlighted text in the following sentence is (c) Quicken the pulse.
Quicken the pulse- used to describe a situation that is exciting, thrilling, or arousing.
In the given sentence, the announcement of the new tourism policy of the government has made some people excited or interested, which means their pulse might be quickened due to the excitement.
Meanings of the other options:
Pull out all the stops means to make every possible effort to achieve something.
Run around in circles means to engage in pointless or ineffective activity.
Reach for the moon" means to have unrealistic or impossible goals.
These idioms do not convey the same meaning as the highlighted text in the given sentence.