The answer is:
1. D - x-height
In typography, x-height represent the distance between the midline (where all the main words are centered) and the base line. It usually used as a guideline that define how big a lowercase letters can be made. But it could easily surpassed by capital letters.
2. B - counters
Counters refer to the area that created by a letter when we write it down. For example, let's take a look at the letter "B". In that letter, we can see two spaces that created , the bottom one and the top one. Those two spaces it what considered to be the counters.
3 A. bracketed serifs
B. conservativeness.
in typography, serifs refers to the line that attached at the end of every letters we write. In bracketed serifs, this line is curved as if it want to form a connection with other letter.
In typography, conservativeness put least effort and aesthetic and more in functional use (clear, similar sizes, and simple)
4. A - ascender
In typography, Ascender refers to the small part of lower case letters that surpassed the line that marked the x-height. Writers usually use Ascender in order to make a certain type of letter becomes more recognizable than the other.
5. - D - Increase leading.
in typography, leading refers to the space between one word with the other. Increasing the leading of a paragraph, would make it seen more stretched out and easier to read. But it would take up more spaces and total pages.
