Kolokasyon ng lakbay at kahulugan nito. Plss po?​

True of false asl is its own language, which means that it never changes

What is the author's purpose in this passagea. to remind people to avoid individuals who occasionally display bad manners. b. to encourage people to embrace the feeling of superiority over others. c. to persuade people to demonstrate good manners at all times. d. to convince people to freely express their emotions.

Identify the structure of the human heart which is a muscular chamber that pumps blood out of the heart and into the circulatory system.