单选题 Many of his colleagues eventually agreed that Einstein's theory was {{U}}tenable{{/U}}.
【正确答案】 B
【答案解析】[分析] 形容词辨析 A.tenuous微妙的,含糊的,站不住脚的;B.warrantable可保证的,可承认的,可证明为正当的;C.redundant多余的;D.tolerable可容忍的,可以的;而tenable表示:守得住的,可防守的,合理的,站的住脚的;因此B为答案。