After a mistrial, a criminal court case often

results in a second trial

Explanation:

When there is a mistrial in a criminal case, it is usually up to the prosecution to decide what they will do. If they feel like they would be able to get a conviction in another trial, they would pursue a second trial. This is what usually happens.

If they however feel like a second trial would result in the same outcome as the first, they would probably leave the case as is in order not to waste tax payer money.

a, c, & d are correct:

they wanted lands to settle the extra population.

they wanted new markets for english goods.

they wanted to avoid civil war.