An opinion poll was conducted to know whether parents play a role in shaping a career for their children. Respondents were asked to vote "Yes" if they think parents have a role to play and "No" if they think parents have no role to play in shaping the career of their children. Is the study observational or experimental? If it is an experiment, what is the controlled factor?

Anurse is providing teaching to a client who has a gastric ulcer and a new prescription for ranitidine. which of the following statements by the client indicates an understanding of the teaching? a. “i can take two aspirin to treat headaches.” b. “i should avoid dairy products when taking this medication.” c. “i can expect fine hand tremors when taking this medication.” d. “i should not take an antacid within 1 hour of taking this medication.”