Final answer:
The use of personification in the underlined words A) emphasizes the impact of not being able to learn French on Frantz and highlights the importance of learning.
Step-by-step explanation:
The use of personification in the underlined words emphasizes that not being able to learn French will have a major impact on Frantz.
The words "my books," "my grammar," and "my sacred history" are personified as old friends, which suggests that Frantz has developed a strong attachment to his books and feels a sense of loss at the thought of parting with them.
This personification creates a sense of regret and highlights the importance of learning for Frantz.