Barbara is taking biology 1 next year, and she and joe agree that he will sell his used biology book to her for $25. they agree that payment and delivery will take place next week. after making his agreement with barbara, joe saw one of his friends, tom, who also is taking biology 1 next year. tom agreed to pay $30 for the biology book, and joe agreed. barbara found out joe sold the book to tom from a reliable source before she had paid for the book and before joe had delivered it to anyone.

a. joe's offer to barbara is revoked.

b. joe has a contract with tom, but not with barbara.

c. joe’s offer to tom was invalid for a contract to be formed.

d. none of the above.

In which of the following situations must you cross at least two different streams of opposing traffic? a. changing lanes b. turning left c. turning right

Adefendant charged with driving while intoxicated pleaded not guilty and insisted on a trial. right before the trial began, he fired his attorney and decided to defend himself. at one point during opening arguments, the defendant began to act like a cat, meowing and chasing an imaginary squirrel out of the courtroom. if no one else raises the issue of the defendant's competency to stand trial, what is the responsibility of the trial judge here? a) the trial judge has no responsibility, because the defendant decided to defend himself. b) the trial judge has no responsibility, because she cannot decide whether the defendant is competent to stand trial. c) the trial judge must raise the issue of competency, because the defendant is representinghimself. d) the trial judge must raise the issue of competency, because the constitution obligates her to do.

Which of the following is not an effect of alcohol? a. slowed reaction time b. improved coordination c. altered vision and tracking d. inhibited comprehension