A little more than thirty years after it was invented, the was rapidly replaced by the

2. A little more than thirty years after it was invented, the

✔ telegraph

Explanation:

All of the answers:

1. Samuel Morse invented the

✔ telegraph

.

2. A little more than thirty years after it was invented, the

✔ telegraph

was rapidly replaced by the

✔ telephone

.

3. Today’s telephone uses the same basic

✔ voice technologies

that were used in 1876.

i do not know? i think i have seen this before though h?