Tajwid as one of the science of the Glorious Qur'an is important because

A.

it allows for the understanding of history of the Glorious Qur'an

B.

it provides the basis for the deeper understanding of the Glorious Qur'an

C.

it provides the knowledge of correct pronunciation and recitation of the Glorious Qur'an

D.

it increases the ability to recite and communicate in Arabic

Correct answer is C

The purpose of Tajweed
The Qur'an is the word of Allah, and its every syllable is from Allah. Its recitation must be taken very seriously. The purpose of the science of Tajweed, in essence, is to make the reciter proficient in reciting the Qur'an, observing the correct pronunciation of every letter with the rulings and characteristics which apply to it, without any exaggeration or deficiency. Through this, the reciter can recite the Qur'an according to the way of the Prophet, sallallaahu 'alaihi wa sallam, who received it from Jibreel who received it from Almighty Allah in the Classical Arabic language.