Question

The earliest cities of the Indus River Valley civilization were designed in a grid. in a circular pattern. with protective walls. with no plan.

Answer 1

The earliest cities of the Indus River Valley civilization were designed with protective walls.

Answer 2

A) In a grid pattern.

The cities walls were build in a grid.

(No they weren't, they were built to be protective, but e2020 here says otherwise)