Can someone me answer this question? i think it is the 2nd option but not sure

How do you summarize data in a two-way frequency table?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf