Nunavut Territory
The transition to establish Nunavut Territory was completed on April 1, 1999.
A gerund has a -ing at the end, so A. toes and C. touched could not be gerund.
Among the other two options, B. stretching and D. running Stretching is a present participle (a verbal form) and running - a noun- is a gerund, since gerunds are nouns.
Technically all of them but the answer is Although I want.