Ineed ! -this is k12 8th grade english

which sentence uses a formal style that is appropriate in an informational piece of writing?

kelly, a big dog lover, decided to start a pet-sitting business, but then realized she hated having to walk the dogs, especially when it rained.

if you launch a product at a trade show, you better not flake on filling orders for your customers.

to become an entrepreneur, you not only need an idea but a business plan that sets goals and objectives for the business.

entrepreneurs need to get a clue about their start-up costs and know someone who can foot the bill for them until the business takes off.

Healthcare costs are becoming an issue for many americans. in just two years, the average family has seen an increase of 3 percent in insurance costs. the increase rises to 25 percent when you include families who buy insurance on an exchange. at this rate, health care will soon be completely unaffordable for most americans. therefore, lowering the cost of health insurance must be a priority for lawmakers. which statement best explains why the argument is logical? a.)the argument incorporates empirical and anecdotal evidence. b.)the argument includes a strong counterclaim and a fair rebuttal. c.)the argument contains relevant reasons supported with facts and data. d.)the argument includes a personal experience as an emotional appeal.