Studying __________ has made him a more effective salesperson because he understands what motivates people to buy things.
A. psychology
B. site
C. launched
D. website
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The __________ of the space shuttle is planned for tomorrow.
A. launch
B. psychology
C. launched
D. contacted
Our dentist uses only the best __________ equipment.
A. coded
B. launched
C. dental
D. psychology
The __________ on the mountain would be a good place for a ski area.
A. dental
B. launch
C. site
D. psychology
She __________ her campaign for president.
A. dental
B. psychology
C. contact
D. launched