Because an oversupply of computer chips has sent prices plunging, the manufacturer has announced that it will cut production by closing its factories for two days a month.

• ABecause an oversupply of computer chips has sent prices plunging,  
• BBecause of plunging prices for computer chips, which is due to an oversupply,  
• CBecause computer chip prices have been sent plunging, which resulted from an oversupply,  
• DDue to plunging computer chip prices from an oversupply,  
• EDue to an oversupply, with the result that computer chip prices have been sent plunging,