Which of these sentences contains an adverbial clause

Acontainer hold 4 gallons of lemonade.a large lemonade contains 16 ounces. how many large lemonades could the restaruant sell before they run out of lemonade?

Which of these sentences would best express the main idea of a speech arguing that people should participate in a charity softball tournament? a) softball is a great way to get some much-needed exercise. eliminate b) the money raised by the tournament will local animal shelters. c) the tournament is a fun way to spend time with friends while a worthy cause. d) even if you don't have any softball experience, you can form a team and participate.

What statements best describes king's purpose in writing the letter?