(20 points) which definition of "coarse" matches its use in the phrase "coarse focus? " a. "rough in texture" b."not precise" c. "crude or unrefined" d. "of inferior quality"

C) crude or unrefined

The course focus is the rough or basic focus knob on a microscope.

the answer is a and have a great day

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;