Toxoplasma gondii is transmitted to human by: A: a. ingestion of soil contaminated by oocyst from cats B: b. congenital transmission from mother with acute toxoplasmosis C: c. ingestion of cysts in undercooked meat D: d. all of the above

Which of the following is the best topic<br/>sentence for a paragraph? A: It is hard to know which foods are safe to<br/>eat nowadays. B: In some large ocean fish, there are high<br/>levels of mercury. C: Undercooked chicken and hamburger may carry<br/>coli bacteria. D: Food safety is an important issue.

F: Here you go. Is there anything else t can get for youM: Uh ... I’m sorry, but I didn’t order this. I ordered the steak.F: This is the steak.M: But there is sauce all over it! I didn’t order it like this.F: This is how our chef cooks steak. It’s our most popular dish!M: But this steak is ... undercooked! I can see ... blood!F: Well, didn’t you order your steak rareM: No, I ordered it well done. What did the man order(). A: Steak. B: Beef. C: Sauce.