Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.

Q: Problem: at garage sale, all of the prices of the items sold were different. if the price of a radio sold at the garage sale was both the 9 th highest price and the 35 th lowest price among the prices of the items sold, how many items were sold at the garage sale ?
Options: a. 43, b. 28, c. 44, d. 49, e. 46

A: a
****
Q: Problem: find the greatest number which leaves the same remainder when it divides 16, 46 and 82.
Options: a. 18, b. 8, c. 12, d. 16, e. none of these

A: e
****
Q: Problem: the distance between 2 cities a and b is 1000 km. a train starts from a at 11 a. m. and travels towards b at 100 km / hr. another starts from b at 12 p. m. and travels towards a at 150 km / hr. at what time do they meet ?
Options: a. 11 am., b. 12 p. m., c. 3 pm., d. 4 p. m., e. 1 p. m.

A:
d
****