Characters react any way that people react - you can use any descriptive word that fits the situation. Here are some hints.
That depends on what you mean? Do you mean the relationship or reaction between the characters or the general reaction from the readers?
Its called dialogue
The other characters in "The Gift of the Magi" by O. Henry do not directly react to the gift given by Della and Jim. The story focuses mainly on Della and Jim and their sacrificial gifts to each other, rather than on the reactions of other characters.
indirect characterization
Normal.
my reaction in story is the good characters pablo and Mario
Each Character should react to the other
Characters that represent words or ideas Characters that represent words or ideas Characters that represent words or ideas
Lockwood's first reaction to Heathcliff was that they had something in common. Both of them were quite reserved when came to other people. Lockwood and Heathcliff are characters in the 1847 novel, Wuthering Heights.
4000 characters is approximately 500 words.
Reply or Response or even reaction are good words.
Words are considered to be 3-7 characters average. However, normally the 500 characters would include the space between words. Assuming an average for this is 5 characters per word, you could probably get 80-100 words into 500 characters, depending how "big" the words are that you use.