West Texas Intermediate headed for a second monthly drop amid speculation that crude inventories at an 83-year high expanded further in the U.S., the world’s biggest oil consumer. Brent slid in London . Futures lost as much as 1 percent in New York, declining for the first time in three days. Crude stockpiles probably increased by 2.2 million barrels to 399.9 million last week, according to a Bloomberg News survey before government data today. Supplies rose by 3 million, an industry report showed yesterday. Brent is poised for a rebound in April as sanctions on Russia were strengthened over the Ukraine crisis and gunmen opened fire at Libya’s parliament. “Anticipation of further inventory growth” is driving West Texas prices, Ric Spooner, a chief strategist at CMC Markets in Sydney, said by phone. “The possibility of supply disruptions arising from geopolitical uncertainty is up against the reality of sluggish demand […]