Indirect proof or contradiction
Are there choices to pick from?
Answer: 
Step-by-step explanation:
A standard 52 card deck includes spades, clubs, hearts, and diamonds.
13 card of each category is present
So, there are 13 spades present in the deck
Probability is the ratio of favorable to the total outcomes.

Answer:
(12,1)
Step-by-step explanation:
Before the transformation, Point B is at (-8,1).
When it will be reflected, it will be at (8,1)
Then, it shifts 4 points to the right, and so it will be at (12,1)
Hope this helps! Feel free to ask any questions!