From the given options, choose the one that rightly explains the expression –

“To throw dust in one’s eyes"

To deceive someone

The idiom "to throw dust in one's eyes" most clearly explains to deceive someone. The idiom comes from the literal meaning of throwing dust in someone's eyes, which is to make it difficult for them to see. In the same way, when someone is said to be "throwing dust in one's eyes," they are trying to deceive them by making it difficult for them to see the truth.

The other options are not as accurate. To show fearsome means to appear to be dangerous or threatening. To harm someone physically means to cause them physical injury. To blind someone means to make them unable to see.