Read this email message, and then answer the question about effective email practices:

Date: Thursday, March 4, 2011, 7:58 p. m. Eastern Standard Time
To: Will Jenkin
From: Katrina Baca
Subject: Potential client follow-up

Hi Will,
George Haroldsen with Haroldsen Appliances contacted me today. He is interested in our small-business Internet security package.
Will you please follow up with him tomorrow? His contact information is in the client database under New Leads>March 2011>Haroldsen App.

Regards,
Kat

Which effective email technique would improve this message?

a. Use highlighting to add emphasis.
b. Provide a useful subject line.
c. Address coworkers with respect.