The standard of proof required for conviction in a criminal trial is __ reasonable grounds probable cause beyond a reasonable doubt preponderance of the evidence

## Step 1<br />In a criminal trial, the prosecution must prove that the defendant is guilty beyond a reasonable doubt. This is the highest standard of proof in the legal system. <br /><br />## Step 2<br />The other options, such as reasonable grounds, probable cause, and preponderance of the evidence, are standards of proof used in different legal contexts. <br /><br />## Step 3<br />Reasonable grounds and probable cause are used in the context of law enforcement, where they justify the issuance of a warrant or an arrest. <br /><br />## Step 4<br />Preponderance of the evidence is used in civil cases, where the plaintiff must show that it is more likely than not that the defendant is liable. <br /><br />## Step 5<br />However, in a criminal trial, the prosecution must meet the higher standard of proving guilt beyond a reasonable doubt.