Final answer:
The use of the word "squiggles" suggests that letters and words can be confusing and frustrating for inexperienced readers to interpret.
Step-by-step explanation:
The use of the word "squiggles" in paragraph 2 suggests that letters and words can be confusing and frustrating for inexperienced readers to interpret.
Just like how the arrangement of the letters in a sentence can be difficult to decipher for someone who is not familiar with grammar rules, the squiggles or the shapes of the letters can be perplexing for inexperienced readers to understand. However, with practice and experience, these squiggles can be deciphered and meaningful words and sentences can be formed.
Therefore, the word "squiggles" in paragraph 2 indicates that letters and words can be confusing and frustrating to interpret, especially for inexperienced readers.