Question

Which of these represents the most significant reason why historians and archaeologists know relatively little about the Indus River Valley civilization? A) their writing has not yet been deciphered Eliminate B) people have not considered it a valid subject to study C) modern governments refuse to allow experts into the area D) there is not proof that the civilization actually existed

Answer 1

the answer is A: theory writing was has not been deciphered

Step-by-step explanation: