COPPER, SILVER UP: Silver for March delivery rose 61.3 cents to $30.135 an ounce and March copper gained 9.25 cents to $3.7295 per pound.

INCREASING OPTIMISM: The metals rose on confidence that the U.S. economy will continue growing. Copper is used as a raw material to make everything from housing materials to new television sets. Copper often jumps when traders think global demand is rising. Silver is also used as a raw material to make consumers goods like electronic devices.

OIL RISES: Benchmark oil rose $2.01 to $100.71 per barrel on the New York Mercantile Exchange.