Identify the INCORRECTLY spelt word in the given sentence and select the option that rectifies the spelling error.
The idea is to encourage tourism and allow visitors to enjoy the spectacular Rockies, but to ensure that it is done in hermony with the environment.

The correct option that rectifies the spelling error is Harmony.

In the given sentence: "The idea is to encourage tourism and allow visitors to enjoy the spectacular Rockies, but to ensure that it is done in hermony with the environment.", the word hermony is incorrectly spelt. The correct spelling is harmony, which means a state of peaceful agreement or coexistence.

Analysis of options:
• Harmony: Correctly rectifies the misspelled word "hermony".
• Enssure: Incorrect spelling (the correct spelling is "ensure").
• Encaurage: Incorrect spelling (the correct spelling is "encourage").
• Touresm: Incorrect spelling (the correct spelling is "tourism").