[单项选择]甲企业拟新增一投资项目，年初一次性投资500万元，可使用年限为3年，当前市场利率为9%，每年年末能得到200万元的收益。则该项目的净现值为（）万元。
A. -100.00
B. -6.26
C. 6.26
D. 100.00

{{B}}Tips for Picking Charities in Gift-giving Season{{/B}}
As cash registers ring and shopping bags sag(下垂), some choose not to give yet another pair of red-and-green socks or a peppermint-scented candle, instead sharing the gift of philanthropy (慈善) by making a charitable donation in a loved one’s name.
Americans are generous givers, with charity donations hitting ＄ 306 billion in 2007, the first time the number broke ＄300 billion. Nonprofit health organizations took in ＄23 billion of that haul, according to the Giving USA Foundation, a Glenview, Ⅲ. -based organization that tracks charitable giving. This year may be a bit leaner, says Patrick Rooney of the Center on Philanthropy at Indiana University in Indianapolis; during a recession giving falls by 1% , he says.
How do you decide where your dollars should go There are nearly 1.8 million nonprofits collecting donations, according to the n