Is there any evidence that the Indus Valley people engaged in trade ?

The Indus civilisation's economy appears to have depended significantly on trade, which was facilitated by major advances in transport technology. Many Indus artifacts including jewelry, fabrics, and the famous Indus Seals have been discovered in the ancient cities of Iraq.

it's not the readmission

explanation:

a trial judge has broad powers in his courtroom. the judge's decision is usually final for the duration of the trial, and the party's one special type of witness is an expert witness.