In contemporary usage, continents are understood to be large, continuous, ______ masses of land, for they are almost always separated by expanses of water.

A． timidity : reticence
B． salubriousness : salaciousness
C． frugality : miserliness
D． invincibility: successfulness
E． mirth : splendor

A． respectful: reverent
B． sacrosanct : impious
C． conscientious : alarmed
D． serene : mellow
E． anodyne : pleasant