-30 is the answer for your question
Answer:
Step-by-step explanation:
If your cake looks done outside but remains uncooked/gooey in the center, it means that its not completely cooked. Always insert a skewer in the center of the cake towards the finishing time to see if it comes out clean. If it doesn't then cook for few minutes more, and check after 5-10 minutes.
Answer: B) Convenience Sample
Step-by-step explanation:
A convenience sample is used when pilot testing is to be done. In this case, the accounting professor wishes to know who would take a elective. Since this involves taking sample from part of population that is near at hand and can be easily taken. So it is a convenience sample.