What areFull stop,Question Mark,Exclamation Mark ?
For ending a sentence
Close the door properly.
For asking questions
Where are you going?
For ending sentences, phrases and words which show some strong feeling or emotion.
Oh!I have a terrible headache.
My god!What have you done now?
What a beautiful weather!
Answer 1 - Use a full stop at the end of a sentence:
The man arrived. He sat down.
Answer 2 -Thequestion mark(?; also known as aninterrogation point,interrogation mark,question point,query, oreroteme),is apunctuation markthat replaces thefull stop(period) at the end of aninterrogative sentencein English and many other languages. The question mark is not used forindirect questions.
Answer 3 -Theexclamation markorexclamation pointis apunctuationmark usually used after aninterjectionorexclamationto indicate strong feelings or high volume (shouting), and often marks the end of a sentence. Example: Watch out! The character is encoded in Unicode asU+0021!