Question: Find more fish in the lake.
Options:
If you walk into the lake and go underwater and look for the beds you can figure out where the fish hang out.
If you put the bait in and wait and no fish come, you can try another spot until you find that one spot where more fish are biting.
Answer: If you put the bait in and wait and no fish come, you can try another spot until you find that one spot where more fish are biting.