單項選擇題根據(jù)現(xiàn)行《火災(zāi)自動報警系統(tǒng)設(shè)計規(guī)范》,手動火災(zāi)報警按鈕安裝在墻上時,其底邊距地高度宜為()

A.1.0~1.5m
B.1.1~1.5m
C.1.2~1.5m
D.1.3~1.5m