Final answer:
Option (c) 3.847 <---|---> 3.848 is the correct visualization on the number line.
Step-by-step explanation:
We can visualize 3.847 on the number line using successive magnification by looking at the given options.
Option (c) 3.847 <---|---> 3.848 is the correct visualization. It represents the number 3.847 on the number line with a magnification from 3.847 to 3.848.
So, the correct answer is option (c) 3.847 <---|---> 3.848.