[单选]
Refer to the exhibit. The signal transmitted from the AP is reflected off a wall resulting in multipath interference at the client end.
Which statement is true？（）

A . The transmitted signal from the AP arrives at the client at slightly different times resulting in phase shifting.
B . If signal 2 is close to 360 degrees out of phase with signal 1， the result is essentially zerosignal or a dead spot in the WLAN.
C . Multipath interference is less of an issue when using a DSSS technology because multipath is frequency selective.
D . If signal 1 is in phase with signal 2， the result is essentially zerosignal or a dead spot in the WLAN.
E . Multipath interference is solved by using dual antennas.

政府财务会计要素包括（）。资产。负债。净资产。收入、费用。执政官（Consul，缩写为cos.）《中国共产党纪律处分条例》规定，违反党的优良传统和工作惯例等党的规矩，在政治上造成不良影响的，给予警告或者严重警告处分；情节较重的，给予撤销党内职务或者留党察看处分；情节严重的，给予开除党籍处分。合同中含有“Party A will process the under-mentioned goods with materials supplied by party B.”时，报检单中的“贸易方式”应填（）。一般贸易。外商投资。无偿援助。来料加工。除铸铁垫铁外，设备调整完毕后各垫铁应（）。将垫铁楔紧，但相互问不进行定位焊。相互问不进行定位焊，顶块垫铁与设备底座用定位焊焊牢。相互间及顶块垫铁与设备底座间用定位焊焊牢。相互问用定位焊焊牢，不与设备底座相焊。

Refer to the exhibit. The signal transmitted from the AP is reflected off a wall resulting in multipath interference at the client end.
Which statement is true？（）

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[单选] Refer to the exhibit. The signal transmitted from the AP is reflected off a wall resulting in multipath interference at the client end. Which statement is true？ （）

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[单选]
Refer to the exhibit. The signal transmitted from the AP is reflected off a wall resulting in multipath interference at the client end.
Which statement is true？（）