���in memoriam,
a. h.h.��� was written by tennyson to commemorate
a. the lives of common people.
b. the end of a love affair.
c. a dead close friend.
d. sailors who died in a critical naval battle.

To meet the needs of commuters in the industrial age, city planners implemented the use of phonographs. provided more horses and carriages. borrowed technology from railroads. constructed new telephone lines.