Respuesta :
Answer:
A text to speech tool would be the best answer.
Explanation:
Text-to-speech (TTS) is a type of assistive technology that reads digital text aloud. It's sometimes called “read aloud” technology. With a click of a button or the touch of a finger, TTS can take words on a computer or other digital device and convert them into audio.
The online reading tool which would most likely help him learn to pronounce these words is A text to speech tool.
What is a Text-to-speech (TTS)?
This refers to the use of assistive technology to be able to read the words of a text out loud.
This technology would help Roberto overcome his problem of hard to pronounce words as TTS would help him to hear the phonetics of the words.
Read more about text to speech here:
https://brainly.com/question/25887038