1-C. Students who want to be reliable journalists need to focus their reporting on general public stories.Students who want to be reliable journalists need to focus their reporting on general public stories.
2-C. Concerns about the focus of music listeners.Concerns about the focus of music listeners.
懸念、焦点についてのダヨ、音楽の聞き手のダヨ。
3-C. However, the research also found that music which was too loud made it hard for listeners to focus their attention.However, the research also found that music which was too loud made it hard for listeners to focus their attention.
4-C. These early products represent two major focuses in the development of audio technology - making listening easier and improving the sound quality of the music we hear.These early products represent two major focuses in the development of audio technology - making listening easier and improving the sound quality of the music we hear.