Explain why it is difficult for scientists to develop a vaccine that is effective against HIV.

The purpose of a prologue in a drama is to tell about the characters setting and

4. Individual differences in things like values, ethnic backgrounds, age, and the like are A. types of reinforcement in Mutual Reward Theory. B. often a source of conflict in the workplace. C.

9. Which one of the following sentences includes a possessive pronoun? A. Its paws were caked in mud. B. She will never agree to that. C. He is a mighty opponent. D. She stood up for people's rights.

The garden was enclosed by tall stone walls, which blocked out the noise and bustle of the city. Which statement best explains how the underlined clause conveys meaning? A. It describes the effect of the tall stone walls. B.

Elect all the correct answers. Based on this synopsis of a novel, what are the two most likely purposes for writing it? The novel is a fictional account of Neil Armstrong's flight to the moon.

Why was Burney surprised to run into the king on her walk?

Which of the following sentences has an error is subject - verb agreement? Group of answer choices At the beach are many little kids running around and playing in the sand.

Working toward specific goals can reveal which of the following

Read these lines from the poem "the bells," by Edgar Allen Poe Which figure of speech is used? How they tinkle, tinkle, tinkle, In the ice air of night

What does it mean to call someone a potato?