The phrase "scarcely that" (Line 4, Para. 3) means________.

A．We should pity such unhappy people.
B．Such unhappy people are content with themselves.
C．Such unhappy people are critical almost with themselves.
D．Even such unhappy people recognize the bad effects of the habit on themselves, but they cannot get rid of it.

A．is satisfied with present relationships between home and school
B．has the opinion that teachers of this generation are inferior to those of the last generation
C．feels that parent-teacher interviews can be made much more constructive than they are at present
D．feels that the traditional program in mathematics is slightly superior to the develop mental program