HELP ME ASAP EXPLAIN FOR BRAINLIST

Answer:
The answer is D 1/8th
Step-by-step explanation:
The theoretical propability is 50% of the time, he only flipped heads 3/8 of the time. Comparing the two fractions we get this-
3/8 = 0.375
1/2 = 0.5
Add 1/8th and we have a 50 percent chance!
Enjoy!