Vhich scenario is best researched using a sample survey?
A
Jeri is growing a corn plant. What effect does red light have on the growth of her plant?
B. The votes for two candidates are counted. By how many percentage points did Matthews beat Turnham?
C. A group of 10 friends are deciding where to go for Spring Break. How much is each friend willing to spend?
D. A school cafeteria is changing its salad bar. What types of salad items do students in the school prefer?

Scenario that is best researched using a sample survey is

D. A school cafeteria is changing its salad bar. What types of salad items do students in the school prefer?

Step-by-step explanation:

The question What types of salad items do students in the school prefer? implies that there must be a poll in which the opinion of all students that study in the school must be taken into account before the decision is made.

A survey test is thus the most useful part here as it would take the sample and get their opinion according to which the decision can then be taken by the authorities regarding which salads should be kept in the new cafeteria.

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step-by-step explanation: