Statement of financial position & statement of profit and loss

The following transaction relates to Max’s business :
1 May purchase of goods for resale on credit -$300
2 May Max injects long terms capital into the business -$1400
3 May payment of rent made-$750
5 May Max withdraws cash from the business -$ 400
7 May sale made on credit -$1200
(Goods originally cost $600)

At the start of the week, the assets of the business were $15,700 and liabilities amounted to $11,200.

At the end of the week, what is the amount of Max’s capital?
A $5350
B $1400
C $850
D $1000