What is the correct method of calibrating the zoom lens to keep it in focus throughout the zoom?
a. zooming the lens all the way out and focusing on the background before zooming back in again
b. zooming the lens all the way out and focusing on the principal subject before zooming back in again
c. zooming the lens to the normal focal length and focusing on the principal subject
d. zooming the lens all the way in and focusing on the test chart before zooming back out again
e. zooming the lens all the way in and focusing on the principal subject before zooming back out again
e
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The give and take of discussion in a group is known as _____
Fill in the blanks with correct word
In the 1980s the FTC appeared to
a. increase the frequency of fines against advertisers. b. increase the dollar amounts of fines against advertisers. c. back off from its aggressive role of the 1970s. d. focus exclusively on product packaging.