Diego earned employment income of $112,000$ in $2023.$ The combined cpp and ei deduction for $2023$ totaled $4,756.$ Of this amount $631$ was the cpp enhanced contribution. During $2023$ Diego enrolled in Part time studies at the local university paying tuition fees of $1,500$ and donationed $2,000$ to a registered charity for tax purposes. What is the total of Diegos non$-$refundable tax ccredits for $2023?$

A$)3,605$ B$)3,798$ C$)3,851$ D$)3,477$