A stock option gives the holder the right to buy or sell the underlying stock at a fixed price for a specified period of time.

股票期权使得持有者有权在特定时期里以一个固定价格买卖底层股票。

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The act of an option holder in electing not to exercise or offset an option.

指期权的持有者选择放弃执行或对冲期权合约的行为。

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The seller of the option has the obligation to buy the underlying instrument if the holder exercises the option to sell.

如果期权持有者履行权利，该期权的卖方也同时有义务履行买入的权利。

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Though options generally have a lengthy exercise period to allow the holders to see if the shares are increasing in value, upon termination of the employment relationship or as the option nears expiration, the holder may have to make a quick investment decision.

FORBES: Stock Options: A Strategic Weapon For Growth

The House resolution gave lawmakers the option of filing a lawsuit if the Justice Department declined to file criminal charges against Holder.

CNN: Oversight committee files contempt case against Holder