What does the word 'via' refer to?

The term 'via' is a Latin word commonly used in English that means "by way of." It indicates a route or method of doing something, essentially signifying the pathway or means through which something is achieved or communicated. For instance, if you say you will send a message via email, it implies that email is the method you will use to send the message.

In contrast, the other options refer to different meanings that do not align with the definition of 'via.' The option that suggests "in opposition to" indicates a contrasting relationship rather than a method or route. The one stating "in place of" implies substitution, which also does not capture the essence of 'via.' Lastly, the phrase "according to" suggests a basis of reference or authority, rather than the method or way of achieving something. Thus, 'by way of' is the most accurate definition, capturing the intended usage of 'via.'