Answer:
They developed many new techniques for buildings and invented, concrete,roman roads, arches, and aqueducts
Explanation:
The Senate and the house of Representatives
I believe Maria is a third party beneficiary.
Third party beneficiary refers to the group of individuals that have the right to sue for a breach of contract even though they're not directly the original active party to the contract (because they either directly or indirectly affected by the outcome of the agreement)
