Linguists agree the ability to speak a language sets humans apart from other animals because we can:

Speaking a language sets human beings from other animals reason being,

1. We can use abstract. For example, future and past.

2. We can borrow words from different languages.

3. We can be able to invent languages.

Linguist refers to a person who uses languages. He is able to analyse the language context, meaning and its form.

Linguist is well known to analyse language of human beings by way of observing a play between the meaning and the sound.

the correct option is: a liberal.

the kind of person that is most likely to hold a left-wing political ideology is liberal because they have in common that they support human individual rights and liberties. also, they both have politically and economically centrist.

moreover, a liberal believes that everyone should have equal rights as well as opportunities to succeed in life, and the freedom to make their own decisions as long as they don't attack the rights of other people. all people deserve the same opportunities and basic needs.