Task 1: The Word Ladder Instruction: Write the missing letters found on the ladder to complete the missing word. Use the statements beside each word to guess the term being described in each number. Write your answers on your activity notebook. _IN_U_S_I_S The scientific study of language. It encompasses the description of language, the study of their origin, the analysis of how children acquire knowledge and how people learn languages other than their own. Its origin traced back to two ancient Greek words: oikos (house) and nomos (custom or law), referring to the rules implemented in the household to ensure its efficient management the scientific study of behavior and the mind E_ON_M_C__ _S_CH_L_G_ _N_HR_PO_O_Y the study of all aspects of human life and culture S_CI_L_G__ the scientific study of human social relation or group of life