write four difference between presidential and parlimentary type of political system ?

1in presidential president is head of the government in parlia the pm is the head of the government

2.in presidential presi is directly elected by the people in parlia the president is elected indirectly

3.in parliamentery head of the state is presi or there can be a monarch like in uk in presidential the head of the state is only the president

4.in parliamentary the pm is accountable to the legislature but in prsidential the president is not accountble 2 the legislature

5 eg of presidential-us and of parliamentary- india, uk