The correct answer to this open question is the following.
Unfortunately, there are no more references or context attached. However, we can comment on the following terms.
Textual aids are educational instruments that are used in classrooms and
workplaces and serve to increase the teaching tools to improve the quality of education. Some of these texts serve to simplify texts in the classroom. Images are commonly known to be an important part of these texts because they add visual content that allows students to better understand the lessons and make them more fun.
One good example of textual aids is commonly known as cause and effect diagram and serves to identify the consequences of the decisions made.
I believe the answer is d but i'm not 100% sure that it is correct
It's a salt of carbonic acid. it's called sodium bicarbonate. It contains the anion HCO3. It usually refers to bicarbonate of soda (baking soda), a white powder that is a common ingredient in antacids. It is also a byproduct of your body's metabolism.
Juliet is a main character of the play Romeo & Juliet. Juliet doesn't want to marry Paris because she is love with Romeo. The correct answer is B.
The correct answer is tragic hero.
Hamlet is the hero of the eponymous play written by William Shakespeare. He is definitely tragic - his father is killed, and he is contemplating either revenge or suicide. In the end, he opts for revenge, murdering his uncle Claudius who is the actual culprit, but ultimately dying himself, having been murdered by Laertes.