Question

read the excerpt from amy tans essay mother tongue. i know this for a fact, because when i was growing up, my mothers \limited\ english limited my perception of her. i was ashamed of her english. i believed that her english reflected the quality of what she had to say. that is, because she expressed them imperfectly her thoughts were imperfect. which phrase from this excerpt best indicates to the reader that the purpose of this essay is to inform? \i know this for a fact\ \my mothers limited english\ \the quality of what she had to say\ \her thoughts were imperfect\

Explanation:

The phrase "I know this for a fact" implies presenting information as truth, which is characteristic of an informative - purpose essay. The other phrases are more descriptive or interpretive details.

Answer:

"I know this for a fact"