Select the correctly spelt word.

Threshold

The correctly spelt word: Threshold

Note:

i) Temparary - "Temporary" :  lasting for a limited period of time; not permanent.

ii) "Threshold" : the point of entry or beginning; the level at which something starts or changes.

iii) Temparature - "Temperature" : the degree of hotness or coldness of a body or the environment.

iv) Tachnique - "Technique" : a method or way of doing something, especially one that requires skill or expertise.