单项选择题

Register (注册) in person. No.183 Earnest St.Maryland
Register by phone, call 405—0647
Basic Photography
This is a ten-hour course for beginners who want to learn how to use a 35 mm camera. The teacher will cover such areas as kinds of film, light, and lenses(镜头). Bring your own camera to class.
Course charge: $50.00 Feb.12, 14, 19, 21, 26 Tues. & Thurs. 7:00~9:00 p.m.
Jack Murphy is a professional photographer whose photographs appear in many magazines.
Understanding Computers
This nine-hour course is for people who do not know very much about computers, but who need to learn about them. You will learn what computers are and how to use them.
Course charge: $65.50 Feb.2, 9, 16 Sat.8:00~11:00 a.m.
Rosa Sandoval is the professor of Computer Science at Maryland University. She has over fourteen years of experience in the computer field.
Stop Smoking
Do you want to stop smoking Have you already tried to stop but failed Now is the time to use the latest method. This twelve-hour course will help you stop smoking.
Course charge: $30.00 Feb.4, 11, 18, 25 Mon.4:00~7:00 p.m.
Dr.Howard Johnson is a psychologist (心理学家) who has helped hundreds of people stop smoking.
Typing
This course on weekdays is for those who want to learn to type, as well as those who want to improve their typing. You are tested in the first class and practice at one of six different skill levels. This allows you to learn at your own speed. Each programme lasts 40 hours.
Course charge: $225.00
Material charge: $25.00
Two hours each evening for four weeks.
New classes begin every four weeks.
This course is taught by some business education teachers, who have successfully taught typing courses before. A course which can do something good for your health will cost ______.

A. $50.00
B. $30.00
C. $65.50
D. $225.00