What is the difference between a co-payment and co-insurance? a. Co-payment refers to two spouses paying for the same coverage, and co-insurance refers to two spouses receiving the same benefits. b. Aco-payment is a flat fee for each service, and co-insurance is based on a percentage of the costs incurred. c. Co-payment is when a group of individuals work to cover each other's medical expenses, and co-insurance is when an individual has multiple insurance policies from different companies. d. A co-payment is when an employer helps an employee pay for insurance premiums, and co- insurance is when an employer helps an employee find better insurance than they could alone.

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.