Instruction: Given the user's review, identify the user's sentiment from the listed options. Answer using one of the options.

Input:
<a data-hook="product-link-linked" class="a-link-normal" href="/Logitech-Cordless-TrackMan-Wheel/dp/B00004VUGJ/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">Logitech Cordless TrackMan Wheel</a>
If you're used to using a track ball rather than a mouse, buy this.  It's even better that it's cordless.  I can use it while someone else is looking at something on my computer & I'm standing behind them wanting to do the "driving".

Options:
A: very positive
B: positive
C: neutral
D: negative
E: very negative
Answer: A: very positive