They are not synonyms of each other, but both are used as synonyms of the word "unbiased." Each word has a very broad meaning, and the meanings only intersect when describing an unbiased opinion or view.
Answer:
1a. a word or group of words containing a noun and functioning in a sentence as subject, object, or prepositional object.
1b. Thing expressions are basically things with modifiers. Fair as things can act as subjects, objects, and prepositional objects, so can thing expressions. Additionally, thing expressions can moreover work in a sentence as descriptive words, participles, infinitives, and prepositional or supreme expressions. The modifier can come some time recently or after the thing.
1c. determiners, adjective phrases, noun adjuncts, attributive adjectives.
1d. The head or nucleus of a phrase is the word that determines the syntactic category of that phrase.
1. Leave
2. Land
3. go hiking with a backpack
4. buy souvenirs
5. book your flight
Hope this helps; have a great day!
An abstract concept is difficult to understand because of the unspecific character that is obtained from it.
The sentence that most effectively translates the abstract concept into a mental picture is option C. (Rumors) Whispers od doubt filled the empty halls like the reek of rotten eggs.