A deed contains a promise that the title conveyed is good and that the grantor will obtain and deliver any documents necessary to ensure good title. This promise is an example of which covenant?

This promise is an example Further assurance.

The clause further assistance will also be termed as necessary acts clause. The main purpose of this clause is to ensure that the parties will be engaging in the activities that are included and signed in the documents of the contract.The promises that are given by the grantor to the grantee on doing things in demand for the purpose of correcting the defects in the title of the grantee refers to The covenant of further assurances.

It is the thing that is used when any problem or issue arises in the future. This helps the grantee to make all the defects or issues to be fixed by the grantor and execute the documents for doing all such needed things.

A deed contains a promise that the title conveyed is good and that the grantor will obtain and deliver any documents necessary to ensure good title. This promise is an example of  Further assurances

Explanation:

A covenant of further assurances refers to the  promise made by the   grantor that it will take all the  necessary steps/actions that will be required to remove all the  defects associated with title, which may include  encumbrance, if it arises, and if the problem under consideration  is not fixed, all the  damages related to the title will be awarded.

The Further Assurances clause requires the parties to cooperate and perform all necessary actions that are required  after the execution of the agreement has taken place in order to  ensure that the agreement's intent is realized.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.