Saudi Arabia is named after the ruling family: the Saud family.
This family goes back to 18th century, and one of its members gained control of the Arabian Peninsula and founded a kingdom:
His name was Abdulaziz Ibn Saud. In the Arab world, he's known mostly as Abdulaziz and in the western World as "Ibn Saud".
The correct answer is John Stuart Mill.
He was a famous British philosopher who lived during the 19th century. He was a major proponent of utilitarianism, which is an idea that everything we do is supposed to help the society around us. According to him, even happiness is a utilitarian though, meant to help the world.
The correct answer is <span>neuroticism.
According to </span><span>Big Five theory of personality, individuals either rate high, low or somewhere in between when it comes to the trait, neuroticism. Neuroticism is characterized by moodiness, anxiety, incessant worrying and self-consciousness. Individuals who are high in neuroticism are likely to have poor mental health.</span>