A dictionary is most helpful for students who need to check the meaning of a word. are looking for synonyms of a word. are looking for antonyms of a word. want to keep their writing interesting.

Hi there!

Dictionaries are mainly used for checking the definition (meaning) of a word.

Although when two words have very alike meanings the dictionary will have a little print next to a word saying “see disgust” if you want to know the definition for “repulse”. Keeping your writing interesting is not a main priority of a dictionary but it does help with non-repetitive words in your writing.

So again. the answer is A.

Hope this helps !

To form soil, the two processes which must occur are erosion and weathering, so the correct answer is "soil formation is a continuous presses, but also one which takes a long time, it can sometimes take more than five hundred years for 1cm of soil to form.