Art and science probably flourished in Muslim culture for many reasons. Like Islamic art is characterised by the use of geometrical floral or vegetal designs in a repetition known as the arabesque. The arabesque is important in the culture because it is used to symbolise the transcendent, divine and infinite nature of God. Science has also helped the Muslim culture and has raised the lack of scientific literacy in different aspects of the modern Muslim world. For example around the 15th century Muslim mathematicians and astronomers developed of almost all areas of mathematics.
An allusion is something that is not real look very real.
Ensures government remains fair and accountable by creating checks and balances on the use of power. It is essential under the rule of law that the use of power is lawful, and can be challenged. Power is balanced between the Judiciary, Legislature and Executive, so each can act as a check on the power of the other.