If vector $v⃗=12î-2ĵ$ and vector $u⃗=5î+20ĵ$ calculate $2v ⃗-2u ⃗$ using $î$ and $ĵ$ notation.

• A. $14î-44ĵ$
• B. $7î-18ĵ$
• C. $14î+44ĵ$
• D. $14î-36ĵ$