Recall That LaPiere (1934) Found a Discrepancy Between Proprietors' Reported

Recall that LaPiere (1934) found a discrepancy between proprietors' reported attitudes toward accommodating Chinese and their willingness to provide services to a Chinese couple that accompanied him on his travels.The discrepancy between proprietors' attitudes and actual behaviors might have been reduced had LaPiere written and asked them,

A) "Would you let members of the Chinese race eat at your restaurant?"
B) "Would you serve dinner to a Chinese couple accompanied by an American professor?"
C) "On a one-to-five scale, how do you feel about Chinese visitors to the United States?"
D) "Would you say that you have a positive attitude toward Asian visitors to the United States?"