$3.10$ different products are sold in an electronics store. The sales prices and quantities of these products should be stored in two separate one$-$dimensional arrays. Sales price and quantity information must be entered by the user. Using these arrays, write a C program that performs the following steps:

a$.$ Print the price of the product with the highest price.

b$.$ Calculate and print the total selling price of all products.

c$.$ Calculate and print the average of prices of all products.

D$.$ Print the price of the product with the lowest price.

E$.$ Print the number of products with prices less than $5000$ TL