In which life stage do humans start to talk, read, and
write?

In Stage 1 (initial reading, writing and decoding), typically between the ages of 6 and 7 years old, the child is learning the relation between letters and sounds and between print and spoken words.

Hope it helped!!!

In Stage 1 (initial reading, writing and decoding), typically between the ages of 6 and 7 years old, the child is learning the relation between letters and sounds and between print and spoken words

the most logical answer would be a

i think it’s c but i might be wrong. if i am let me know! have a good rest of your day as well!