in an email to a client Luis is requesting that they follow up with him by phone at their earliest convenience which feature would luis want to use to provide his contact info

A signature Block is the best of all. In some email programs for example outlook or yahoo mail you can design you own signature line for all emails.

Hope this helps.

i pretty sure you have to edit it and then delete the response

explanation:

answer; i believe the correct answer is (a) all trenches must have access/egress;