We can actually deduce here that the words that are technical words are:
mushers
driver
<h3>What is technical word?</h3>
Technicalword actually refers to a word which is used in informational texts and which have a specific and particular meaning. Technical words are used in specific fields too.
We see here that "mushers" and "driver" are seen as technical words because they are used in specific fields.
I'd have to go with D because Romeo and Juliet can't be together because their families hate each other. They are defined by their family names and if they go together one of them would share the family name of the other.