Your company has a Microsoft Exchange Server 2007 environment. All e-mail accounts are limited to 200 MB of storage. You have a Windows Mobile 6.5 Professional device with a 2-GB storage card. You can receive e-mail messages on your Windows Mobile device, but you cannot send messages. You need to send an e-mail message from your Windows Mobile device. What should you do?

A.
Using Outlook Web Access (OWA), reduce the size of your mailbox to less than the e-mail quota.

B.
Configure all e-mail attachments to be stored on an external storage card, and then sync the device.

C.
Configure the Windows Mobile device to encrypt and sign all outgoing e-mail messages with a certificate.

D.
On the ActiveSync E-mail Sync Options screen, increase the download size limit and include file attachments.