Question

if He is not at home. His brother is at
home. (Join with à corre lative).​

Answer 1

Answer:

whether he or his brother is at home

Answer 2

Explanation:

Correlative conjunctions include pairs such as "both/and," "either/or," "neither/nor," "not/but" and "not only/but also." For example: either/or - I want either the cheesecake or the chocolate cake.