The company issued $150$ shares of restricted stock $($common stock$)$ to three officers as follows: Officer A $=50$ common shares, Officer B $=40$ common shares, and Officer C $=60$ common shares. At the date of grant, the market price of the stock was $$20$ per share. The service period is the $24$ month period June $1,$ YR$1$ to May $31,$ YR$3.$ The stock vests and restrictions are removed on June $1,$ YR$3.$ For accounting purpose, the company choosed to record expense without considering estimated forfeitures. Please prepare journal entries that would be recorded on June $1,$ YR$1$ and adjusting entries occurred on December $31,$ YR$1.$