Answer: C, By practicing his speech in front of a mock audience.
Explanation: Once he gets used to the mock audience, Jason will be able to say his speech in front of big crowds.
Answer:A
Explanation:
The other sentences are plural for no reason
Answer:
Improving vocabulary skills will improve their understanding of novels and textbooks.
Think of an equation:
200 - 91 = 109
You can do anything to this equation, as long as you do the same thing to both sides. So, if you add 91 to both sides, you will get:
200 = 200
Since this holds true, Susan's strategy to add her answer to 91 makes sense.