What skills should a 10-month-old baby typically develop?

Understanding the Symptoms and Diagnostic Methods of Epilepsy

Discussing the reasons for the delayed language development in three-year-old children and whether it is a sign of mental retardation.

The baby is almost five months old and has a hoarse voice, which has persisted for over ten days without improvement, and is not accompanied by symptoms like a runny nose or cough. Seeking solutions.