中,选出最佳选项. a helen thomas, the pioneering white house reporter known for putting presidents on the hot seat, died at 92. to those who regularly watch presidential press conferences, helen thomas is a familiar figure.usually dressed in red and always seated in the front row, she is always the first or second reporter the president calls upon.it is an honor she has earned.besides, it affords her the perfect opportunity to do what she does best - challenge the president and other p