Answer:
Vain - conceited, too proud (especially of one's looks)
It's hot outside today.
It's is the contrasted form of it is and its is the possessive form *as it is without an apostrophe*.
For example:
The tree has lost all its leaves.
It's my birthday today.
D, a thesaurus. Thesauruses are used for finding synonyms for words. I hope this helps!
Mahatma Ghandi says You must be the change you wish to see in the world.
we as individuals are always complaining about different issues in life and in our societies. In his quotation, he expresses that each individual must do their best, no matter what others do or do not do. Each of us must do the right thing in order to make a better world to live in. As Mahatma Ghandi says, Actions speak louder than words